Installed various unnecessary C++ re-distributables Turn off and turn on USB debugging on phone multiple timesĮxperimented with 'MTP', 'PTP', 'Midi' and 'Charging' modes to see if ADB detects something.Ĭhecked my anti-virus software to see if adding exceptions to the adb directory works. I had tried all these (from different SO answers) and no devices showed up when phone was connected to PC. On Android Studio while trying to 'run' the app onto the phone.

'Unable to detect adb version, adb output:' Try replacing the USB cable with one that fits more tightly into your Android's USB port.Preface: Although my answer focuses on Android Studio's perspective of ADB errors, I'm sure it is helpful for Windows ADB debugging in 's answer helped me look in the right direction. Ensure that the USB cable fits tightly into your Android's USB port, then try syncing again.ĭ. Unplug/replug the USB cable from your Android. Plug the USB cable into a different USB port on your PC.Ĭ. On your device, turn USB debugging off then back on again: Enable Android USB Debugging Modeī. If restarting does not correct the problem, then try the following:Ī. If your phone doesn't power itself back on automatically, then press and hold the power button to power it back on. Tap and hold the power button on your device.Ĭ. Follow the step below to troubleshoot this issue: This indicates a hardware or communication problem between Android and your PC.

Your device does not appear in Device Manager. NOTE: If, after installing the driver, your device still shows a warning in Device Manager, then restart your phone and reconnect (see the troubleshooting section, below).Ĭ.In this case, you need to download and install DejaConnectADB driver on your PC: Download ADB drivers for DejaConnect USB This indicates that your device is detected, but a compatible driver is not installed. 'Android phone' (or similar), including a yellow exclamation mark warning.

Android studio adb not working