To permanently remove the Mobile Device Management (MDM) lock on the Nokia G21 (TA-1418)
: Fixing phones that refuse to power on or are stuck on the "Your device is corrupted" error screen. NOKIA G21 TA-1418 MDM DUMP FILE SECURITY PATCH ...
A dump file is a file that contains data extracted from a device's memory or storage. In the context of mobile devices, a dump file can be used to store information about the device's software, configuration, and data. In some cases, a dump file may be used to troubleshoot issues or analyze device behavior. To permanently remove the Mobile Device Management (MDM)