Unmount Data and reboot into Android OS. USB Debugging would probably be enabled. For Lollipop 5.0: JB 4.2.1 users can also follow this method if the previous one didn't work for them. Boot into Recovery and mount Data partition. Repeat step 2 and 3 used in JB 4.2.1 method. We need to tweak some parameters in settings.db. Type:
For this to work, you need another device running Android 4.4.2 or above with USB debugging enabled and the same computer authorised from that device. i.e. connect that device to your computer and press "OK" on the authorisation prompt that appears on screen for secure USB debugging. Let us call this device the authorised device.
Enabling USB debugging essentially starts up the adb daemon on your device, which allows it to communicate with adb on another device to enable debugging commands. It's used when developing and debugging applications, and allows you (primarily) to: Transfer data between a computer and your device (both ways) Read log data easily from logcat Debug applications, including breakpoints and heap ...
5 adb and fastboot are different modes. you can enter recovery without usb debugging. Press and hold Power + Vol Down. This is the bootloader screen. Now navigate to recovery with Vol Keys, Power to confirm. Wait a Moment. When the android symbol appears, press Vol Up + Power to enter recovery. Now do Factory reset.
I can access via ADB through recovery and already have investigated how to activate USB debugging again from the shell using these sources: How to enable USB Debugging in Android if forgotten pattern for screen-unlock? Can I enable USB debugging using adb? Broken screen while debug mode was disabled. How can I re-enable adb?
When you have device problems the first check shoould always be Windows Device Manager. Is the adb device (often named "Android Composite ADB Interface ") visible in there? If not all the tests you made are useless because without a working adb device driver nothing can work.
Wireless Debugging - In Android 11, we’ve completely revamped the debugging experience using ADB over a Wi-Fi connection. With limited USB ports on laptops, and a myriad of USB cables & connections to manage, the Wireless Debugging feature in Android 11 can help you be more productive.
If your screen is unresponsive, plug an USB keyboard to your phone with an OTG adapter. Then, use the keyboard to open Settings (Android: press the Windows key on the USB-keyboard to activate Google speech recognition and say "settings") and scroll with the arrow keys to About Phone or Developer Options, while taking screenshots every time you ...
USB debugging is already turned on, and I took a look at all of the settings that I could find on it, but the USB debugging bridge refuses to find it. I figured out that it might be because the tablet ALWAYS connects the USB file transfer (either as mass storage, or media, or camera, but it ALWAYS connects, and I found no option to not connect).
