How To Unlock Bootloader Without Sim Card (2024)

Preparations (before you start)

Type adb reboot bootloader and hit Enter. Your phone will restart into a screen displaying an Android robot. Type the universal unlock command: For newer devices: fastboot flashing unlock For older devices: fastboot oem unlock

: Open PowerShell, Command Prompt, or Terminal in your platform-tools folder. Boot to Bootloader : Type and execute the following command: adb reboot bootloader Use code with caution.

Once the phone displays the bootloader/fastboot screen, verify the PC recognizes it: fastboot devices how to unlock bootloader without sim card

To bypass this without a physical SIM, use this account-linking workaround: Step 1: Use a Virtual or Temporary SIM (eSIM)

Toggle on and OEM Unlocking . (Note: If OEM Unlocking is grayed out, ensure your Wi-Fi is working and restart the device). Connect your phone to the PC via USB.

Community-developed tools like MTKClient can sometimes bypass the official server checks for older MediaTek-based Xiaomi devices. Preparations (before you start) Type adb reboot bootloader

For "standard" Android devices like the Google Pixel, OnePlus, or Nothing Phone, a SIM card is . These devices rely on a direct connection to a computer. Prerequisites

Go back to the main menu and navigate to System > Developer Options . Connect your device to a stable Wi-Fi network . Toggle the switch next to OEM Unlocking . Enter your lock screen PIN or password to confirm. Toggle the switch next to USB Debugging .

Here’s the proven solution:

Go back to the main Settings menu, select (or Additional Settings ), and open Developer Options . Toggle on USB Debugging .

Xiaomi devices are notoriously difficult to unlock without a SIM card because the official "Mi Flash Unlock Tool" requires you to bind your Mi Account to the device using cellular mobile data. Wi-Fi binding is blocked by default. To bypass this restriction, you must use alternative community-developed exploit tools. The MTK/Qualcomm Exploit Method