Card | How To Unlock Bootloader Without Sim

For older or specific chipsets (like MediaTek), you may be able to use community-developed tools like MTKClient which bypasses the official server check entirely, though these are advanced and carry higher risk. 2. Google Pixel Devices

This step requires a computer and specific software. how to unlock bootloader without sim card

To bind your Mi Account to the hardware via cellular data. Method 1: Using a Temporary SIM (The Most Reliable Way) For older or specific chipsets (like MediaTek), you

If your phone is (no carrier lock), you can unlock the bootloader without a SIM using only Wi-Fi on most brands. Xiaomi is the only major holdout that used to require SIM – now even they offer a SIM-free path on newer software. To bind your Mi Account to the hardware via cellular data

Even without a SIM, most phones need Wi-Fi to verify the unlock status with the manufacturer's servers.

Google Pixel phones, along with Nokia (stock Android) and Motorola (near-stock), are the most SIM-independent devices.

Wait the required period (usually 168 hours) and unlock via PC.