If you own a Pixel, OnePlus, or Motorola, you are in luck. These manufacturers generally do not require a SIM card to unlock the bootloader. Connect to a stable . Enable Developer Options .
In some cases, users may be able to contact the manufacturer or carrier to request a bootloader unlock code. This method may require proof of ownership and may not be available for all devices. how to unlock bootloader without sim card
Method 1: The Generic Fastboot Approach (Pixel, OnePlus, Nothing) If you own a Pixel, OnePlus, or Motorola, you are in luck