This is the safest method as it doesn’t require flashing potentially risky firmware. Insert a SIM card from a different network into the router.
Flashing custom or unofficial firmware carries risks, including bricking your device (making it unusable). Proceed only if you are comfortable with technical steps. Official unlocking via a code is always safer. E5336bs-2 Unlock Firmware
Using service/repair tools or box (e.g., DC Unlocker or similar) This is the safest method as it doesn’t
Using unofficial firmware from forums can void your warranty and may lead to security risks. Always back up your current settings before attempting a flash. E5336bs-2 Unlock Firmware