: If editing manually, ensure the byte count on line 1 matches the final file size, as some firmware uses this for a checksum. 3. Upload to Your Radio
Navigate to the "User DB" or "Flash" section and select . Select your userdb.bin file and click Start . Download userdb bin
Connect your radio to your PC using the . : If editing manually, ensure the byte count
Open your radio's or a specialized tool like TyToolz. : If editing manually