If the IMEI partition is corrupted (not to change it), you can rewrite the original IMEI (printed on the phone’s box):
After successfully repairing the IMEI:
Step 1: Download Maui Meta Tool v9.xxx (v9.2036 or newer). Extract the folder.
Step 2: Run MauiMETA_exe_v9.2036.exe as Administrator. realme c30s imei repair
Step 3: Connect the Realme C30s in Meta Mode.
Step 4: In Maui Meta, click “Reconnect” (or press F8). The tool should show “Connected.”
Step 5: Click the “IMEI / NVRAM” tab (database file). Select Load DB. You must load the correct AP and BP database files from the Realme C30s stock ROM. These are .cfg or .bin files inside the target folder of the firmware. If the IMEI partition is corrupted (not to
Step 6: Uncheck “Dual IMEI” (if you only have one SIM) or check it for dual SIM.
Step 7: Type your original IMEI in the “IMEI 1” and “IMEI 2” fields.
Step 8: Click “Download / Write to Flash.” Wait for “Pass” or “Write Success” in green. Step 1: Download Maui Meta Tool v9
Step 9: Disconnect, reboot the phone, and test.
Warning: Never write a random generated IMEI. Using an IMEI from another phone is illegal in many countries.
A: Check your baseband version in Settings > About Phone. If it shows “Unknown,” you have a modem firmware mismatch. Flash the correct lk.bin and preloader.bin from the original stock ROM.