Depending on the age of your device, type one of the following commands and press Enter: For modern devices (released 2015 and later): fastboot flashing unlock Use code with caution. For older legacy devices: fastboot oem unlock Use code with caution. 4. Confirm on the Device
Unlocking a bootloader without a SIM card depends heavily on your device manufacturer. While many devices like 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:
Brands that utilize a relatively stock version of Android generally do not require a carrier network connection to authorize a bootloader unlock. They only require an internet connection to ping their verification servers. Step 1: Enable Developer Options Open on your Android device. Navigate to About Phone . how to unlock bootloader without sim card
: You will need an internet connection for initial setup and verification steps. Method 1: The "Generic" Fastboot Way
If official methods fail without a SIM card, some manufacturers allow unlocking via specific developer tools. Depending on the age of your device, type
Hold down both the Volume Up and Volume Down buttons simultaneously while plugging the phone into the computer.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Confirm on the Device Unlocking a bootloader without
If your device uses a specific chipset, you can completely bypass official manufacturer software—and the need for a SIM card—by utilizing low-level hardware exploits. For MediaTek (MTK) Devices
Why do many guides insist on a SIM card? It stems from two factors:
Enable Developer Options, OEM unlocking, and USB Debugging.