Reboot to bootloader:
For many "clean" versions of Android, the bootloader doesn't care about your SIM status; it only cares about a setting in your software called . how to unlock bootloader without sim card
Use standard Fastboot commands ( fastboot flashing unlock ) from a PC. 🏎️ Motorola Reboot to bootloader: For many "clean" versions of
You can do this without a SIM card installed. Modern Samsung devices often require an active internet
Modern Samsung devices often require an active internet connection (Wi-Fi is usually sufficient) for the OEM Unlocking toggle to appear in Developer Options. Some users have found that checking for software updates over Wi-Fi can trigger this toggle if it is hidden.
It is important to distinguish between these two "unlocks," as they are often confused:
Insert it once, toggle OEM unlock, then remove SIM. This is the safest path.