If you qualify, proceed to the technical approach.
Extract the persist partition, locate the mdm_policy.bin using a hex editor (search for "DevicePolicyManager"), and nullify the entries. This is high-risk but effective for advanced users. NOKIA G21 TA-1418 MDM DUMP FILE SECURITY PATCH ...
Search ASCII strings: strings mdm_dump.bin | grep -i "patch" strings mdm_dump.bin | grep -i "202" If you qualify, proceed to the technical approach
: Often utilized for flashing and fixing "Device Corrupt" errors. If you qualify