{"id":9052,"date":"2020-01-24T12:24:31","date_gmt":"2020-01-24T12:24:31","guid":{"rendered":"https:\/\/www.androiddata-recovery.com\/blog\/?p=9052"},"modified":"2022-07-29T09:25:41","modified_gmt":"2022-07-29T09:25:41","slug":"fix-app-not-installed-android","status":"publish","type":"post","link":"https:\/\/www.androiddata-recovery.com\/blog\/fix-app-not-installed-android","title":{"rendered":"How To Fix \u201cApp Not Installed\u201d Error On Android [15 Ways]"},"content":{"rendered":"<div class=\"9e0d31c3d9a5bd51264e5f5e82004137\" data-index=\"1\" style=\"float: none; margin:15px 0 15px 0; text-align:center;\">\n<style>\r\n.leaderboard { width: 320px; height: 100px; }\r\n@media(min-width: 500px) { .leaderboard { width: 468px; height: 60px; } }\r\n@media(min-width: 800px) { .leaderboard { width: 728px; height: 90px; } }\r\n<\/style>\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8329139124199643\" crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle leaderboard\"\r\n     style=\"display:inline-block\"\r\n\t data-full-width-responsive=\"true\"\r\n     data-ad-client=\"ca-pub-8329139124199643\"\r\n     data-ad-slot=\"1972481166\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p style=\"text-align: justify;\">It seems that there is no end of experiencing errors on Android phones and its somewhere true because everyday users are some or the other error on their devices.<\/p>\n<p style=\"text-align: justify;\">Recently few users have reported about \u201c<strong>App not installed<\/strong>\u201d error message on their Android devices.<\/p>\n<p style=\"text-align: justify;\">Generally, it occurs when <strong>users try to install an APK<\/strong> that is not available in <strong>Google Play Store<\/strong>. Though you cannot say that it\u2019s a software or hardware issue but it completely depends on your device usage.<!--more--><\/p>\n<p style=\"text-align: justify;\">However, this is not a new thing that users come across several issues or errors and especially when you try to install APK from a third-party source.<\/p>\n<p style=\"text-align: justify;\">So this issue can continue in the future as well, so it\u2019s better to find out some best fixes for it.<\/p>\n<p style=\"text-align: justify;\">Here in this blog, you will get some efficient ways to <strong>resolve app not installed on Android<\/strong> along with the common causes.<\/p>\n<div style='margin: 8px 0; clear: both;'>\n\t<div style='background: #f3f5fe; padding: 12px;'>\n\t<p><strong style='font-size: 18px;'>To Fix App Not Installed Error On Android, we recommend this tool:<\/strong><\/p>\n\t<p style='font-size: 17px;'>This effective tool can fix Android issues such as boot loop, black screen, bricked Android, etc. in no time. Just follow these 3 easy steps:<\/p>\n\t<div><ol style='font-size: 17px; margin-top: 4px;'>\n\t<li><strong><a href='https:\/\/www.androiddata-recovery.com\/blog\/free-download-android-repair'>Download this Android System Repair<\/a><\/strong> tool (for PC only) rated <i>Excellent<\/i> on Trustpilot.<\/li>\n\t<li>Launch the program and select brand, name, model, country\/region, and carrier & click <b>Next<\/b>.<\/li>\n\t<li>Follow the on-screen instructions & wait for repair process to complete.<\/li>\n\t<\/ol><\/div><\/div><\/div><br>\n<p>But before knowing how to fix app not installed APK error, let&#8217;s take a look at one of the real user&#8217;s examples.<\/p>\n<h3><strong>Practical Scenario:<\/strong><\/h3>\n<blockquote>\n<p style=\"text-align: justify;\">Hello,<\/p>\n<p style=\"text-align: justify;\">The first time I built the app in the App Center, the apk file created was successfully installed on Android 8.1.0.<br \/>\nHowever, after I changed to release variant and enabled the &#8220;Sign builds&#8221; option, the created apk cannot be installed and the system just showed me the error message &#8220;App not installed&#8221;.<br \/>\nDoes anyone know what might be happening?<\/p>\n<p style=\"text-align: justify;\">Regards,<\/p>\n<p style=\"text-align: justify;\">Vin\u00edcius Alves \u2013\u00a0Siemens<\/p>\n<p><strong><span style=\"color: #ff0000;\">From<\/span>: <a href=\"https:\/\/forum.mendix.com\/link\/questions\/96602\" target=\"_blank\" rel=\"noopener nofollow\">Mendix.com-forums<\/a><\/strong><\/p><\/blockquote>\n<h2 style=\"text-align: left;\">What Causes App Not Installed On Android?<\/h2>\n<p style=\"text-align: justify;\">Some common causes include:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Insufficient storage space is one of the main culprits for such error to occur<\/li>\n<li>When SD card is mounted on an Android phone, then there is a chance to come across apps not installed error message<\/li>\n<li>If the storage location is corrupted like SD card then it may happen that it popups an error message<\/li>\n<li>When the apps are downloaded from other sources and not from Google Play Store<\/li>\n<li>While installing any app, you need to accept specific permissions and if you deny them then Android app not installed error will popup<\/li>\n<li>Some apps are installed only on the phone\u2019s internal memory and when the app does not find the proper location then users can come across such error message<\/li>\n<li>When APK file is corrupt then it happens to show you an error message<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">So these all are the major causes for App not installed error Android. Now it\u2019s time to go through the solutions that will help you further to resolve the error.<\/p>\n<p><iframe loading=\"lazy\" title=\"How To Fix \u201cApp Not Installed\u201d Error On Android [Video]\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/CGUPEMFxQmI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<h2 style=\"text-align: left;\">How To Fix App Not Installed On Android Phone?<\/h2>\n<p style=\"text-align: justify;\">Now you will get some fixes that have the potential to <strong>resolve \u201cApp not installed\u201d error on Android<\/strong>. Go through every solution and see which one works for you.<\/p>\n<div class=\"su-note\"  style=\"border-color:#dad9d9;border-radius:2px;-moz-border-radius:2px;-webkit-border-radius:2px;\"><div class=\"su-note-inner su-u-clearfix su-u-trim\" style=\"background-color:#f4f3f3;border-color:#ffffff;color:#333333;border-radius:2px;-moz-border-radius:2px;-webkit-border-radius:2px;\">List of tricks:<\/p>\n<ul>\n<li style=\"text-align: left;\"><strong><a href=\"#sol1\">Restart Your Android<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol2\">Check App Location<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol3\">Use Only Google Play Store<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol4\">Clear Data And Cache Of Package Installer<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol5\">Sign The Unsigned App<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol6\">Disable Google Play Protect<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol7\">Reset App Preferences <\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol8\">Mount Your SD Card<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol9\">Allow Apps From Unknown Sources<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol10\">Delete Unwanted Applications<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol11\">Format SD Card <\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol12\">Change App Codes<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol13\">Avoid Installation From SD Card<\/a><\/strong><\/li>\n<li style=\"text-align: justify;\"><strong><a href=\"#sol14\">Factory Reset Android Phone<\/a><\/strong><\/li>\n<li><strong><a href=\"#sol15\">Use best Android Repair Tool<\/a><\/strong><\/li>\n<\/ul>\n<\/div><\/div>\n<p><a name=\"sol1\"><\/a><\/p>\n<h3 style=\"text-align: left;\">Solution 1: Restart Your Android<\/h3>\n<p style=\"text-align: justify;\">One of the common but effective ways to fix the error is restarting your Android phone. This is a basic step that everyone should know. It can solve any kind of glitches that occur on Android phones.<\/p>\n<p style=\"text-align: justify;\">What you have to do is:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Hold <strong>Power<\/strong> button for a few seconds<\/li>\n<li>Then you will see <strong>Power off<\/strong>, <strong>Restart<\/strong>, and other options on screen. Choose <strong>Restart<\/strong> option and wait for few seconds until the device restarts completely.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9023\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/restart-android.png\" alt=\"\" width=\"300\" height=\"452\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/restart-android.png 300w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/restart-android-199x300.png 199w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p style=\"text-align: justify;\">And now check if the same problem is popping up again, if yes then go to the next solution.<\/p>\n<p><a name=\"sol2\"><\/a><\/p>\n<h3 style=\"text-align: justify;\">Solution 2: Check App Location<\/h3>\n<p style=\"text-align: justify;\">Whatever apps you install on your phone, some are installed on internal memory whereas some are on SD card. Therefore, you should check the file location first when you come through such error message:<\/p>\n<p style=\"text-align: justify;\">Here is what you have to do:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings<\/strong> &gt; open <strong>Storage<\/strong><\/li>\n<li>Under <strong>Storage<\/strong> &gt; you will get <strong>internal storage<\/strong> and <strong>SD card<\/strong>. Check out the app location and move it to the other storage to <strong>fix app not installed error message<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9054 size-full\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/check-app-location-.jpg\" alt=\"App not installed\" width=\"411\" height=\"350\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/check-app-location-.jpg 411w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/check-app-location--300x255.jpg 300w\" sizes=\"auto, (max-width: 411px) 100vw, 411px\" \/><\/p>\n<blockquote>\n<p style=\"text-align: center;\"><strong><span style=\"color: #ff0000;\">Also Read<\/span>: <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/installed-apps-not-showing-in-play-store\" target=\"_blank\" rel=\"noopener\">10 Ways To Fix Installed Apps Not Showing In Play Store<\/a><\/strong><\/p>\n<\/blockquote>\n<p><a name=\"sol3\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 3: Use Only Google Play Store <\/strong><\/h3>\n<p style=\"text-align: justify;\">You should know that Android users are offered <strong>Google Play Store<\/strong> to download unlimited apps as it has trusted and safe ones. But sometimes, few apps might not be available on Play Store and users have to install them from third party source.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9059\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/download-from-play-store.jpg\" alt=\"\" width=\"500\" height=\"375\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/download-from-play-store.jpg 500w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/download-from-play-store-300x225.jpg 300w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/download-from-play-store-320x240.jpg 320w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p style=\"text-align: justify;\">This is risky one and you might come across \u201c<strong>Android App not installed<\/strong>\u201d error message. Third party APK can have virus that may infect your phone and several other issues as well.<\/p>\n<p style=\"text-align: justify;\">So it\u2019s <strong>better to stick to Play Store<\/strong> and download as many apps you wish for without going for third party source.<\/p>\n<p><a name=\"sol4\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 4: Clear Data And Cache Of Package Installer<\/strong><\/h3>\n<p style=\"text-align: justify;\">Even the error you are coming across can be due to data and cache of the package installer on your phone. So once you should clear out data and cache of it.<\/p>\n<p style=\"text-align: justify;\">The steps are as follows for <strong>how to fix app not installed on Android 11<\/strong>:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings<\/strong> &gt; <strong>Manage Apps<\/strong><\/li>\n<li>Now under <strong>System apps<\/strong> &gt; check the package installed<\/li>\n<li>You will get <strong>Clear Data<\/strong> and <strong>Clear Cache<\/strong> option<\/li>\n<li>Click on both the options one by one and hopefully, this will make your device error-free.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">If not, then move to the next solution.<\/p>\n<p><a name=\"sol5\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 5: Sign The Unsigned App<\/strong><\/h3>\n<p style=\"text-align: justify;\">You need to sign the unsigned app that can help you to deal with the error message. For that you need to <strong>download ZipSigner app from Google Play Store<\/strong>.<\/p>\n<p style=\"text-align: justify;\">Here are the steps you should follow:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, download and install <strong><a href=\"https:\/\/play.google.com\/store\/apps\/details?id=kellinwood.zipsigner2&amp;hl=en\">ZipSigner<\/a><\/strong> app from Play Store<\/li>\n<li>After launching the app, you will get the app dashboard<\/li>\n<li>There you have to click on <strong>Choose input\/output<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9058\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/unsigned-app.png\" alt=\"\" width=\"603\" height=\"430\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/unsigned-app.png 603w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/unsigned-app-300x214.png 300w\" sizes=\"auto, (max-width: 603px) 100vw, 603px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>After that, click on <strong>Sign The File<\/strong> option<\/li>\n<li>Now wait for the process to finish and install the signed APK after that<\/li>\n<\/ul>\n<p><a name=\"sol6\"><\/a><\/p>\n<h3 style=\"text-align: left;\"><strong>Solution 6: How To Fix App Not Installed Problem By Disabling Google Play Protect<\/strong><\/h3>\n<p style=\"text-align: justify;\">Google Play Protect is one of the useful features that stop you from installing apps from third-party source. If you try this then you can get App not installed error message.<\/p>\n<p style=\"text-align: justify;\">But to remove such error message, you can disable Google Play Protect by following the below steps:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Open <strong>Google Play Store<\/strong> on phone and click on \u201c<strong>Hamburger<\/strong>\u201d icon<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9064\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect.png\" alt=\"\" width=\"331\" height=\"638\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect.png 531w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect-156x300.png 156w\" sizes=\"auto, (max-width: 331px) 100vw, 331px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>Then search for \u201c<strong>Play Protect<\/strong>\u201d and open it<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9063\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect1.png\" alt=\"\" width=\"336\" height=\"642\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect1.png 536w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect1-157x300.png 157w\" sizes=\"auto, (max-width: 336px) 100vw, 336px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>Now on \u201c<strong>Play Protect<\/strong>\u201d, tap on \u201c<strong>Settings icon<\/strong>\u201d at top right<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9062\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect2.png\" alt=\"\" width=\"1024\" height=\"624\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect2.png 1024w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect2-300x183.png 300w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect2-768x468.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>There you will get an option to disable \u201c<strong>Scan device for security threats<\/strong>\u201d by click on toggle button<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9061\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect3.png\" alt=\"\" width=\"396\" height=\"510\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect3.png 696w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/play-protect3-233x300.png 233w\" sizes=\"auto, (max-width: 396px) 100vw, 396px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>And now you can install any apps that you want.<\/li>\n<\/ul>\n<blockquote>\n<p style=\"text-align: center;\"><strong><span style=\"color: #ff0000;\">Also Read<\/span>: <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-system-webview-issue-apps-crashing\" target=\"_blank\" rel=\"noopener\">Android Apps Crashing? Here\u2019s How To Fix This Android System WebView Issue!<\/a><\/strong><\/p>\n<\/blockquote>\n<p><a name=\"sol7\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 7: Reset App Preferences <\/strong><\/h3>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings<\/strong> on phone &gt; click on \u201c<strong>Apps &amp; notifications<\/strong>\u201d<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9068\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences1.png\" alt=\"\" width=\"331\" height=\"638\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences1.png 531w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences1-156x300.png 156w\" sizes=\"auto, (max-width: 331px) 100vw, 331px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>Now on <strong>All Apps<\/strong> tab, click on three-dot at top right corner<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9067\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences2.png\" alt=\"\" width=\"496\" height=\"470\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences2.png 696w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences2-300x284.png 300w\" sizes=\"auto, (max-width: 496px) 100vw, 496px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>Then click on \u201c<strong>Reset App Preferences<\/strong>\u201d<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9066\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences3.png\" alt=\"\" width=\"331\" height=\"638\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences3.png 531w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences3-156x300.png 156w\" sizes=\"auto, (max-width: 331px) 100vw, 331px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>There you will get a popup box in which you have to click on \u201c<strong>Reset Apps<\/strong>\u201d<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9065\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences4.png\" alt=\"\" width=\"334\" height=\"640\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences4.png 534w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/reset-app-preferences4-156x300.png 156w\" sizes=\"auto, (max-width: 334px) 100vw, 334px\" \/><\/p>\n<p style=\"text-align: justify;\">That\u2019s it\u2026Now install any app and see if the same error occurs again or not<\/p>\n<p><a name=\"sol8\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 8: Mount Your SD Card<\/strong><\/h3>\n<p style=\"text-align: justify;\">Another possible cause for the error can be your SD card that might not be inserted properly. This can happen very often and you can see app not installed error message.<\/p>\n<p style=\"text-align: justify;\">Therefore you should check whether SD card is properly accessible or not by following the steps below:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings<\/strong> &gt; open <strong>Storage<\/strong><\/li>\n<li>Now look for storage info and you will get <strong>Mount SD<\/strong> card option &gt; click on it<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9056\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/mount-sd-card.jpg\" alt=\"\" width=\"304\" height=\"504\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/mount-sd-card.jpg 304w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/mount-sd-card-181x300.jpg 181w\" sizes=\"auto, (max-width: 304px) 100vw, 304px\" \/><\/p>\n<p style=\"text-align: justify;\">That\u2019s it, after that check for the error is resolved or not<\/p>\n<p><a name=\"sol9\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 9: Allow Apps From Unknown Sources<\/strong><\/h3>\n<p style=\"text-align: justify;\">When you install any third party apps on your phone then you have to allow apps from unknown source. But have to do it manually.<\/p>\n<p style=\"text-align: justify;\">The steps are as follows:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings &gt; Security &gt; Unknown sources<\/strong><\/li>\n<li>Now here click on enable option so that the user can install apps from unknown sources.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">And that\u2019s it, now whenever you will try to install any apps from unknown sources, it will not display any error.<\/p>\n<blockquote>\n<p style=\"text-align: center;\"><strong><span style=\"color: #ff0000;\">Also Read<\/span>: <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-android-apps-crashing-issue\" target=\"_blank\" rel=\"noopener\">Fix Apps Keep Crashing On Android Devices With 13 Quick Ways<\/a><\/strong><\/p>\n<\/blockquote>\n<p><a name=\"sol10\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 10: Delete Unwanted Applications<\/strong><\/h3>\n<p style=\"text-align: justify;\">Your phone might have several apps and among them, leaving few others are just installed but not in use. It happens many times but its not good for your device health and can suffer you from several error messages.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9057\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/delete-unwanted-apps.jpg\" alt=\"\" width=\"600\" height=\"384\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/delete-unwanted-apps.jpg 600w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/delete-unwanted-apps-300x192.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: justify;\">So simple solution is remove those unwanted apps from device.<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, go to <strong>Settings<\/strong> &gt; open <strong>Apps<\/strong><\/li>\n<li>Check the list of apps that you don\u2019t need any more<\/li>\n<li>Now choose those apps and click on it<\/li>\n<li>You will get a <strong>Delete<\/strong> option, so just tap on it and the app will be removed<\/li>\n<\/ul>\n<p><a name=\"sol11\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 11: Format SD Card <\/strong><\/h3>\n<p style=\"text-align: justify;\">It might happen that your SD card is totally damaged or corrupted and this can be the cause of Apps not installed error message.<\/p>\n<p style=\"text-align: justify;\">So you should format it either on device itself or by externally.<\/p>\n<p style=\"text-align: justify;\">What you need to do is go to <strong>Settings<\/strong> &gt; select <strong>Storage<\/strong> &gt; click on \u201c<strong>Format SD Card<\/strong>\u201d and once again mount it to smoothly use it.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9055\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/format-sd-card.jpg\" alt=\"\" width=\"350\" height=\"352\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/format-sd-card.jpg 350w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/format-sd-card-298x300.jpg 298w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/format-sd-card-150x150.jpg 150w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/format-sd-card-65x65.jpg 65w\" sizes=\"auto, (max-width: 350px) 100vw, 350px\" \/><br \/>\n<a name=\"sol12\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 12: Change App Codes<\/strong><\/h3>\n<p style=\"text-align: justify;\">To get out of the error message, you can also change some App codes by following the below steps:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, <strong>Download APK Editor<\/strong> from Play Store<\/li>\n<li>Now open the APK editor and tap on \u201c<strong><em>Select APK from APP<\/em><\/strong>\u201d or \u201c<strong><em>Select an APK File<\/em><\/strong>\u201d<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9060\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/apk-editor.png\" alt=\"\" width=\"560\" height=\"495\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/apk-editor.png 560w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/01\/apk-editor-300x265.png 300w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>Then look for app and tap on <strong>common edit<\/strong> option.<\/li>\n<li>After that, change app version to older one compatible with your device.<\/li>\n<li>And at last, app those changes in app.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Now uninstall any same pre-installed app and install the modified app<\/p>\n<p><a name=\"sol13\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 13: Avoid Installation From SD Card<\/strong><\/h3>\n<p style=\"text-align: justify;\">Many times, the APK gets downloaded on SD card or you might try to install it from external mount then it may show you error because of contamination of file. This is because the installer might not parse the package from mounted storage.<\/p>\n<p style=\"text-align: justify;\">So in this situation, the best solution you can do is download APK in your internal storage and install it. Your phone will accept the file without error.<\/p>\n<p><a name=\"sol14\"><\/a><\/p>\n<h3 style=\"text-align: justify;\"><strong>Solution 14: Factory Reset Android Phone<\/strong><\/h3>\n<p style=\"text-align: justify;\">When nothing goes on your way, then only one thing is left and that is \u201c<strong>Factory Reset<\/strong>\u201d. This can solve app not installed error on your phone.<\/p>\n<p style=\"text-align: justify;\">Just follow the below steps to factory reset Android phone:<\/p>\n<ul style=\"text-align: justify;\">\n<li>First, open <strong>Settings<\/strong> &gt; move down to \u201c<strong>Backup &amp; Reset<\/strong>\u201d<\/li>\n<li>Now click on \u201c<strong>Factory data reset<\/strong>\u201d<\/li>\n<li>Then click on <strong>Reset phone<\/strong> &gt; <strong>Erase everything<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7655\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2019\/04\/factory-reset-1.jpg\" alt=\"\" width=\"700\" height=\"410\" srcset=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2019\/04\/factory-reset-1.jpg 700w, https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2019\/04\/factory-reset-1-300x176.jpg 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li>If its password protected then enter the password<\/li>\n<li>And now the process begins and after it is finished, you should try to install your apps on device.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Hopefully, Android app not installed error will not come again.<\/p>\n<p><a name=\"sol15\"><\/a><\/p>\n<h2 style=\"text-align: left;\"><strong>Alternative Way To Fix Android App Not Installed Error<\/strong><\/h2>\n<p style=\"text-align: justify;\">Another best way to deal with App not installed error is by using <a href=\"https:\/\/www.androiddata-recovery.com\/android-repair.php\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Android Repair<\/strong><\/a>. This is a professional tool that helps to fix any kind of issue on Android phone.<\/p>\n<p style=\"text-align: justify;\">Some of the error that this tool can fix is <strong>Black screen of death, app keeps crashing, setting has stopped, Stuck on boot loop<\/strong> and others.<\/p>\n<p style=\"text-align: justify;\">With a simple 1 click, your Android phone can become normal, and using this tool, there is a high chance of fixing any kind of Android errors.<\/p>\n<br><center><a href='https:\/\/www.androiddata-recovery.com\/blog\/free-download-android-repair' style=\"color: #fff;\">btn_img<img class='size-full wp-image-138' src='https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2020\/05\/download-win.jpg' alt='free-download-android-repair' width='250'><\/a><\/center><br><div class='su-note' style='border-color:#62bbce;border-radius:3px;-moz-border-radius:3px;-webkit-border-radius:3px;'><div class='su-note-inner su-u-clearfix su-u-trim' style='background-color:#e7f1fa;border-color:#ffffff;color:#333333;'><p style='text-align: justify;margin:15px 15px;'><strong>Note<\/strong>: <em>It is recommended to download and use the software on your <strong>PC<\/strong> or <strong>laptop<\/strong> only.<\/em><\/p><\/div><\/div><br>\n<h2 style=\"text-align: left;\"><strong>Conclusion<\/strong><\/h2>\n<p style=\"text-align: justify;\">So here I have discussed <strong>15 best ways to resolve \u201cApp not installed\u201d error on Android<\/strong> and hope that following them will surely help to get rid of the error.<\/p>\n<p style=\"text-align: justify;\">Do remember that whenever you wish to download any app then choose Google Play Store as this is the best and safe way to download and install any apps on Android. You can also use <strong>Android Repair<\/strong> software as an alternative method to fix App not installed.<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>It seems that there is no end of experiencing errors on Android phones and its somewhere true because &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"How To Fix \u201cApp Not Installed\u201d Error On Android [15 Ways]\" class=\"read-more button\" href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-app-not-installed-android#more-9052\" aria-label=\"Read more about How To Fix \u201cApp Not Installed\u201d Error On Android [15 Ways]\">Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":9053,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[534],"tags":[2646,4050,2647,2642,2644,4051,2643],"class_list":["post-9052","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fix-android-errors-issues","tag-app-not-installed-android-9","tag-app-not-installed-error-android","tag-app-not-installed-oreo","tag-fix-app-not-installed-on-android","tag-how-to-fix-android-app-not-installed","tag-how-to-fix-app-not-installed-apk","tag-resolve-app-not-installed-on-android","infinite-scroll-item","resize-featured-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How To Fix \u201cApp Not Installed\u201d Error On Android [15 Ways]<\/title>\n<meta name=\"description\" content=\"Encountering app not installed error on Android and looking for ways to fix it? 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