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.
If you follow the appropriate method for your specific brand, you will never need to borrow a friend’s SIM card again. how to unlock bootloader without sim card
Unlocking an Android bootloader without a SIM card is possible for most devices, though certain manufacturers like Xiaomi have specific server-side requirements that typically demand a cellular connection General Unlocking Method (No SIM Required) For brands like Google Pixel Modern Samsung devices often require an active internet
Ensure you have the official Android SDK Platform-Tools installed on your PC to use ADB and Fastboot commands. Do you have a specific phone model you're trying to unlock? Complete Guide to Unlocking the Bootloader Unlocking an Android bootloader without a SIM card