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The authorization depends on a key stored on your key. You can find it in the file ~/.android/adbkey. If this key has been modified, replaced or recreated the authorization is lost. So you should make sure you are still using the same key. However even if you have the same key you might not get an adb connection because of Android security (in detail the ...


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Despite the SD card was showing as 1.78GB used out of 1.80GB, it was already empty. So, I formatted as portable and ejected without data loss. As I reported in my question, there were no apps or cache stored in it. It showed as used because it was formatted as internal, although it didn't have any data in it. About the option to migrate data back and failing ...


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Change the package name to com.android.cts.appname and it will bypass the signature check and install on the phone. Check out apps4flip.com or kosherappsforflip.wixsite.com/kosherappsforflip for some modded apps that work great and an app launcher


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For one plus 6 I had to switch off developer mode -> connect USB to phone -> switch on developer mode -> switch on debugging mode -> a prompt appears to allow pc to connect -> select yes


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Just installed Lineage 14 (N/7) and it's working normally, so it must be a problem with LineageOS 15 (lineage-15.1-20200522-UNOFFICIAL-grouper.zip to be precise).


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In this scenario, usually what i do is , stop the adb server, use the adb kill-server command. You can then restart the server by sending any adb command. Please check if that works


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As Izzy mentioned the issue here was that the owner of the ROM had modified the ro.build.version.sdk in the build.prop without actually provide any feature of the API level 23. I am not sure if Fidz's answer is correct since I could not find any resource online that claims the same thing (correct me if I am wrong), Google's official site claims nothing about ...


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Applications like DroidCam or Scrcpy that require adb to work often include an own version of adb. For DroidCam you can see it in the sub-directory adb the three files that belong to adb: adb.exe AdbWinApi.dll AdbWinUsbApi.dll However adb is designed to be present one time on a system because when it starts it remains loaded invisible in the background. ...


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This popup is there for security reasons and can't be bypassed without system manipulation (root required). Without that dialog an Android device would be once the user activated ADB wide open to anyone who connects to the device via USB. Therefore since Android 4.2 if I remember correctly Google added the RSA based authentication on ADB level to avoid ...


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Orange fox recovery should be flashed in case if you are using MIUI 11. Link to that can be found here. For MIUI 9 and 10 users this TWRP is working fine.


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