If you have tried to connect any new device to already setup ubuntu where adb was working fine for another device OR you got a new Ubuntu desktop/laptop and wants to setup adb, there are higher chances you may see the error as below, as you attempt to do “adb devices” or “adb shell” to access adb console. $ adb devices List of devices attached ???????????? no permissions There are various reasons you may see this error even though everything was working in another device/host setup, some of the possible solutions are listed as below, 1.

Command line execution

Terminalbash
sudo permission if you have sudo access $ sudo adb kill-server $ sudo adb devices 4. Possibility of some issue with udev , try fix as per our another post, “ Solved: no permissions (user in plugdev group; are your udev rules wrong? )”

Implementation details

Disconnect and Reconnect your device using USB This is very simple first thing you can try to see if the auto setup after re-connection resolves this error. 2. Kill and restart adb server while USB is already connected. $ adb disconnect $ adb kill-server $ adb start-server 3. Try with sudo permission if you have sudo access $ sudo adb kill-server $ sudo adb devices 4.

Gotchas and common issues

  • Permission checks - verify user access rights and sudo privileges before executing system-level operations.

  • Environment configuration - double-check path variables and dependency versions to prevent runtime failures.

  • Backup safeguards - maintain configuration backups before applying system or database modifications.

Following these steps ensures clean configuration and reliable execution for solved: adb no permissions error while connecting android device to pc.