User enters incorrect password. If the user enters an incorrect password eight times, the user is requested to enter a code before trying.. Hi XDA community, I'm looking for assistance in unlocking the bootloader on my Zebra TC520k.

I've searched around, but haven't found any definitive guides .... It is super easy to reset the device.

You have to load the zip files from Zebra onto the device and then boot into safe mode, select the zip and run it.. It could be a simple error that clearing cache/Davlik cache and rebooting could fix.

If not you may need to force close under Settings>Apps, then clear it's .... The details of the Android GMS Oreo release 01-30-04.00-OG-U19-STD that covers family of products including. TC52, TC57, TC72, TC77, TC52HC, ....