Unlocking a bootloader without a SIM card depends heavily on your device manufacturer. While many devices like Google Pixels and older Samsungs allow this with just a Wi-Fi connection, others like Xiaomi have strict requirements that typically demand a SIM card for account binding. Manufacturer-Specific Requirements The ability to unlock without a SIM card varies:
Requirements:
Connect to PC: Use a high-quality USB cable to connect your phone to a computer with ADB and Fastboot tools installed. Enter Fastboot/Download Mode: For most: Run adb reboot bootloader. how to unlock bootloader without sim card
However, the "how" depends heavily on your device manufacturer. While brands like Google and OnePlus make it easy, others like Xiaomi traditionally require a SIM card for account verification. Before You Begin: The Golden Rules Unlocking a bootloader without a SIM card depends
Connect phone to PC and open terminal/command prompt. Warranty void on most devices
Before proceeding, it is vital to distinguish between these two terms:
Notes: