{"id":18815,"date":"2024-02-15T10:56:02","date_gmt":"2024-02-15T10:56:02","guid":{"rendered":"https:\/\/www.androiddata-recovery.com\/blog\/?p=18815"},"modified":"2024-02-16T10:56:07","modified_gmt":"2024-02-16T10:56:07","slug":"fix-adb-device-unauthorized","status":"publish","type":"post","link":"https:\/\/www.androiddata-recovery.com\/blog\/fix-adb-device-unauthorized","title":{"rendered":"Troubleshoot ADB Device Unauthorized with 6 DIY Methods"},"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;\"><strong>ADB (Android Debug Bridge)<\/strong> shows the <strong>&#8220;unauthorized device&#8221;<\/strong> message when your PC finds difficulty establishing a secure connection with your Android device. However, fret not! In this guide, we\u2019ll delve deep into <strong>adb device unauthorized<\/strong> error insights, providing you with a bunch of tricks to fix it.<\/p>\n<p><!--more--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-21662\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/adb-device-unauthorized.png\" alt=\"adb device unauthorized\" width=\"414\" height=\"216\" \/><\/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 Android-related problems, 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<h2 style=\"text-align: left;\">How To Fix ADB Device Unauthorized?<\/h2>\n<p><strong><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;\">Quick Navigations:<\/strong><\/p>\n<ul>\n<li><a href=\"#s1\"><strong>Solution 1: Enable USB Debugging on Your Phone<\/strong><\/a><\/li>\n<li><a href=\"#s2\"><strong>Solution 2: Change USB Cable &amp; Port<\/strong><\/a><\/li>\n<li><a href=\"#s3\"><strong>Solution 3: Revoke USB Debugging Authorizations<\/strong><\/a><\/li>\n<li><a href=\"#s4\"><strong>Solution 4: Restart the ADB Server<\/strong><\/a><\/li>\n<li><a href=\"#s6\"><strong>Solution 5: Update USB Drivers on Your System<\/strong><\/a><\/li>\n<li><a href=\"#s6\"><strong>Solution 6: Install the Latest ADB Version<\/strong><\/a><\/div><\/div><\/li>\n<\/ul>\n<h3 id=\"s1\" style=\"text-align: left;\">Solution 1: Enable USB Debugging on Your Phone<\/h3>\n<p>The first solution to <strong>fix unauthorized device error in ADB<\/strong> is enabling the USB Debugging feature. Make sure you have this feature enabled on your Android phone. Here are the steps to be followed:<\/p>\n<ul>\n<li>Launch the <strong>Settings<\/strong> app on your phone.<\/li>\n<li>Scroll down and select <strong>Developer options<\/strong>.<\/li>\n<li>Now, check if USB Debugging is enabled or not. If not, <strong>toggle on<\/strong> the <strong>USB Debugging <\/strong>option.<\/li>\n<li>Tap <strong>OK<\/strong> to confirm.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-21661\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/enable-USB-debugging.png\" alt=\"ADB Android device unauthorized\" width=\"691\" height=\"378\" \/><\/p>\n<blockquote>\n<p style=\"text-align: left;\"><strong>Also Read:<\/strong> <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/enable-usb-debugging-android-black-screen\"><strong>How To Enable USB Debugging On Android With Broken\/Black Screen?<\/strong><\/a><\/p>\n<\/blockquote>\n<h3 id=\"s2\" style=\"text-align: left;\">Solution 2: Change USB Cable &amp; Port<\/h3>\n<p>Sometimes, faulty USB cables or damaged USB ports can cause connection issues. So, if you are getting this error still after enabling USB Debugging, go for checking your USB cable and port.<\/p>\n<p>If found faulty, try using a different USB cable or a different USB port on your computer to see if that resolves the issue.<\/p>\n<h3 id=\"s3\" style=\"text-align: left;\">Solution 3: Revoke USB Debugging Authorizations<\/h3>\n<p style=\"text-align: justify;\">If you have previously connected your Android device to another computer, the USB debugging authorization may have been granted to that computer.<\/p>\n<p>To revoke the authorization, follow the steps below:<\/p>\n<ul>\n<li>On your phone, open <strong>Settings<\/strong>.<\/li>\n<li>Then, head to the <strong>Developer options.<\/strong><\/li>\n<li>Scroll down and select the <strong>Revoke USB debugging authorizations <\/strong>option.<\/li>\n<li>Click on <strong>OK <\/strong>to confirm.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-21663\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/Revoke-USB-debugging-authorizations.png\" alt=\"Revoke USB debugging authorizations\" width=\"447\" height=\"378\" \/><\/p>\n<h3 id=\"s4\" style=\"text-align: left;\">Solution 4: Restart the ADB Server<\/h3>\n<p>This will restart the ADB server and may resolve the unauthorized device error. Here, you need to follow the bellow simple steps:<\/p>\n<ul>\n<li>Go to the <strong>Start<\/strong>. Type <strong>cmd<\/strong> in the search box and hit <strong>Enter<\/strong>.<\/li>\n<li>Now, on the Command Prompt, type the command <strong>adb kill-server<\/strong> followed by hitting the\u00a0<strong>Enter<\/strong> key.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18817\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/Untitled-11-copy-2.png\" alt=\"how to fix adb device unauthorized\" width=\"681\" height=\"241\" \/><\/p>\n<ul>\n<li>Next, type <strong>adb start-server<\/strong> and again press <strong>Enter<\/strong>.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18818\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/Untitled-12-copy-1.png\" alt=\"ADB Android device unauthorized\" width=\"615\" height=\"314\" \/><\/p>\n<ul>\n<li>Now, this will restart the ADB server.<\/li>\n<\/ul>\n<blockquote>\n<p style=\"text-align: left;\"><strong>Also Read: <\/strong><strong><a href=\"https:\/\/www.androiddata-recovery.com\/blog\/solved-usb-debugging-option-greyed-out\">4 Effective Solutions To Fix USB Debugging Option Greyed Out Issue<\/a><\/strong><\/p>\n<\/blockquote>\n<h3 id=\"s5\" style=\"text-align: left;\">Solution 5: Update USB Drivers on Your System<\/h3>\n<p>Outdated or corrupt USB drivers on your system can also cause <strong>ADB device unauthorized<\/strong> error. So, make sure you use the latest USB drivers to fix this problem.<\/p>\n<p>Follow the below steps:<\/p>\n<ul>\n<li>Press the <strong>Win + R<\/strong> keys together to launch the <strong>Run dialogue<\/strong>.<\/li>\n<li>Now, type <strong>devmgmt.msc<\/strong> on the run box and hit the <strong>Enter<\/strong> key to launch the Device Manager.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18816\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/devmgmt.msc-device-manager1.png\" alt=\"how to fix adb device unauthorized\" width=\"401\" height=\"207\" \/><\/p>\n<ul>\n<li>Then, <strong>double-tap<\/strong> on the <strong>Universal Serial Bus Controllers<\/strong> and look for the USB device.<\/li>\n<li>Now, make <strong>right-click<\/strong> on it and select the <strong>Update driver<\/strong>.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18819\" src=\"https:\/\/www.androiddata-recovery.com\/blog\/wp-content\/uploads\/2023\/04\/Untitled-13-copy.png\" alt=\"how to fix adb device unauthorized\" width=\"595\" height=\"379\" \/><\/p>\n<ul>\n<li>Select the <strong>Browse my computer for driver software<\/strong> option and follow the on-screen instructions.<\/li>\n<li>When updated, try connecting your Android phone to PC again and check if the error disappears this time.<\/li>\n<\/ul>\n<h3 id=\"s6\" style=\"text-align: left;\">Solution 6: Install the Latest ADB Version<\/h3>\n<p style=\"text-align: justify;\">If you are using an outdated version of ADB, it might not be compatible with your Android device&#8217;s current software version. Try updating to the latest version of ADB to see if that resolves the issue.<\/p>\n<p style=\"text-align: justify;\">Also, it&#8217;s recommended to keep the ADB version up-to-date to ensure optimal performance and compatibility.<\/p>\n<p>To update the ADB version, you can follow these steps:<\/p>\n<ul>\n<li>Go to the official <a href=\"https:\/\/developer.android.com\/studio\/releases\/platform-tools\" target=\"_blank\" rel=\"noopener nofollow\"><strong>Android SDK Platform-Tools<\/strong><\/a> website and download the latest version of the platform tools for your operating system.<\/li>\n<li>Extract the downloaded zip file to a folder on your computer.<\/li>\n<li>Connect your Android device to your computer via USB.<\/li>\n<li>Open a command prompt or terminal window and navigate to the folder where you extracted the platform tools.<\/li>\n<li>Type the command <strong>adb version<\/strong> to check the current version of ADB.<\/li>\n<li>If the version is outdated, replace the old ADB executable with the new one in the platform-tools folder.<\/li>\n<\/ul>\n<h2 style=\"text-align: left;\">Use Android Repair Tool to Fix Android-Related Issues<\/h2>\n<p>If you are facing any kind of trouble with your Android device, the <a href=\"https:\/\/www.androiddata-recovery.com\/android-repair.php\" target=\"_blank\" rel=\"noopener\"><strong>Android Repair Tool<\/strong><\/a> is the best software to get rid of Android issues.<\/p>\n<p style=\"text-align: justify;\">This software is specifically designed to resolve Android-related issues including <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-boot-loop-issue-android\" target=\"_blank\" rel=\"noopener\"><strong>stuck on bootloop<\/strong><\/a>, <strong>blue\/black screen<\/strong>, <a href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-android-apps-crashing-issue\" target=\"_blank\" rel=\"noopener\"><strong>app crashing<\/strong><\/a>, and many others.<\/p>\n<p style=\"text-align: justify;\">It is compatible with 100+ Android devices including <strong>Samsung<\/strong>, <strong>Nokia<\/strong>, <strong>Oppo<\/strong>, <strong>Xiaomi<\/strong>, <strong>Vivo<\/strong>, and many more. So, simply download the software and follow its <a href=\"https:\/\/www.androiddata-recovery.com\/guide\/android-repair-guide.php\" target=\"_blank\" rel=\"noopener\"><strong>user guide<\/strong><\/a>.<\/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;\">FAQs<\/h2>\n        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h2>What causes the ADB device unauthorized error?<\/h2>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tThis error generally occurs due to lose USB connections, outdated USB drivers, and disabled USB debugging.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h2>Is it safe to enable USB debugging on my Android device?<\/h2>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tAbsolutely! USB debugging is completely safe. However, it is advised to exercise caution granting USB debugging access to unknown or unfamiliar PC or applications to prevent unauthorized access to your device.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h2>Can I fix the unauthorized device error on macOS?<\/h2>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tYes, you can fix this error on macOS also by following the same troubleshooting techniques. The methods above can work both on Windows PC and macOS.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h2>Are there any alternative methods to connect to my Android device without using ADB?<\/h2>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tADB is a widely used tool for establishing a connection between PC and Android device. However, if you are looking for an alternative, you can use other wireless debugging or third-party applications that offer connectivity options.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t\n<script type=\"application\/ld+json\">\n    {\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What causes the ADB device unauthorized error?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"This error generally occurs due to lose USB connections, outdated USB drivers, and disabled USB debugging.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Is it safe to enable USB debugging on my Android device?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Absolutely! USB debugging is completely safe. However, it is advised to exercise caution granting USB debugging access to unknown or unfamiliar PC or applications to prevent unauthorized access to your device.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Can I fix the unauthorized device error on macOS?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Yes, you can fix this error on macOS also by following the same troubleshooting techniques. The methods above can work both on Windows PC and macOS.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Are there any alternative methods to connect to my Android device without using ADB?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"ADB is a widely used tool for establishing a connection between PC and Android device. However, if you are looking for an alternative, you can use other wireless debugging or third-party applications that offer connectivity options.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t    ]\n}\n<\/script>\n\n<h2 style=\"text-align: left;\">Conclusion<\/h2>\n<p style=\"text-align: justify;\"><strong>ADB device unauthorized<\/strong> can be frustrating but with this comprehensive guide, you can easily be able to bypass this error. Just follow the instructions as mentioned and enjoy a hassle-free connection between your PC and Android device.<\/p>\n<p>For further assistance, comment your queries or doubts on <a href=\"https:\/\/twitter.com\/recoverandroid1\" target=\"_blank\" rel=\"noopener\"><strong>Twitter<\/strong><\/a> or <a href=\"https:\/\/www.facebook.com\/restoreandroiddata\" target=\"_blank\" rel=\"noopener\"><strong>Facebook<\/strong><\/a>.<\/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;\">\n<h4 style=\"text-align: left;\"><strong>References:<\/strong><\/h4>\n<ol>\n<li><a href=\"https:\/\/developer.android.com\/studio\/debug\/dev-options\" target=\"_blank\" rel=\"noopener nofollow\">https:\/\/developer.android.com\/studio\/debug\/dev-options<\/a><\/li>\n<li><a href=\"https:\/\/issuetracker.google.com\/issues\/145767101\" target=\"_blank\" rel=\"noopener nofollow\">https:\/\/issuetracker.google.com\/issues\/145767101<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/29826101\/how-to-restart-adb-manually-from-android-studio\" target=\"_blank\" rel=\"noopener nofollow\">https:\/\/stackoverflow.com\/questions\/29826101\/how-to-restart-adb-manually-from-android-studio<\/a><\/li>\n<li><a href=\"https:\/\/helpcenter.trendmicro.com\/en-us\/article\/tmka-11234\" target=\"_blank\" rel=\"noopener nofollow\">https:\/\/helpcenter.trendmicro.com\/en-us\/article\/tmka-11234<\/a><\/li>\n<\/ol>\n<\/div><\/div>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>ADB (Android Debug Bridge) shows the &#8220;unauthorized device&#8221; message when your PC finds difficulty establishing a secure connection &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Troubleshoot ADB Device Unauthorized with 6 DIY Methods\" class=\"read-more button\" href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-adb-device-unauthorized#more-18815\" aria-label=\"Read more about Troubleshoot ADB Device Unauthorized with 6 DIY Methods\">Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":21664,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[534],"tags":[4489,4490],"class_list":["post-18815","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fix-android-errors-issues","tag-adb-android-device-unauthorized","tag-how-to-fix-adb-device-unauthorized","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>Troubleshoot ADB Device Unauthorized with 6 DIY Methods<\/title>\n<meta name=\"description\" content=\"Struggling with the pesky &quot;ADB device unauthorized&quot; error? Learn effective solutions to fix the error and regain control over your Android device hassle-free.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.androiddata-recovery.com\/blog\/fix-adb-device-unauthorized\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Troubleshoot ADB Device Unauthorized with 6 DIY Methods\" \/>\n<meta property=\"og:description\" content=\"Struggling with the pesky &quot;ADB device unauthorized&quot; error? 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