Set sim_lock_enabled=0 and reboot.
Use a SIM ejector tool to press and hold the small for 10–15 seconds while the device is on. Flash the Firmware : Open the ADB folder on your PC. unlock jiofi m2s better
If the device is lagging, hold the reset button (usually near the battery) for 10 seconds to restore factory settings. Set sim_lock_enabled=0 and reboot