: Depending on the brand (e.g., Samsung or Motorola), you may need to put the device into Fastboot , EDL , or Download Mode .

To give you an unbiased view, here are paraphrased testimonials from GSM technicians in online forums (XDA Developers, GSM-Forum, Reddit’s r/mobilerepair).

The setup is successful when you reach the home screen without being prompted for the previous owner's credentials. Once inside, go to and perform a factory reset from within the menu to "clean" the device and remove any temporary bypass files.

Locate and download the latest version of the or PrimeToolX .

: Power off the Android 9 device, then connect it to the PC while holding specific buttons (e.g., Volume Up + Volume Down ) to enter the required mode.

Have you used GSMPrime on Android 9? Share your model and security patch in the comments below to help other users.

Required to download necessary bypass files onto the device.

Once installed, go to and select Google . Log in with your secondary, active Google account. Step 5: Restore System Settings and Reboot

If you have a Windows computer, using the GSMPrime Tool is straightforward. Download the GSMPrime Tool 2026.

To my surprise, the method provided actually . It wasn't a one-click solution; I had to follow the video tutorial steps carefully, specifically the combination of the SIM card PIN lock and the emergency dialer code. The file download link was valid, and I didn't run into any issues with the server connection.