At this point, look at your phone's screen. You will likely see a warning message. Use the volume buttons to highlight Yes or Unlock and the power button to confirm. The device will execute the command, wipe its data, and reboot. Manufacturer Specific Variations
Connect your phone to your computer via USB. A prompt may appear on your phone screen asking to allow USB debugging; check "Always allow" and tap OK.
| Brand | Free Method | |--------|--------------| | | Request via Mi Unlock Tool (free, may wait 7–30 days) | | Samsung (Exynos) | Free unlock via fastboot oem unlock – Snapdragon models are often locked. | | Sony | Get free code from Sony Unlock Bootloader | | Huawei | No longer officially supported – but free unofficial tools exist (no payment needed). | unlock bootloader command free
Before typing any commands into your computer, you must prepare your device and understand the risks involved.
Requires downloading the official "Mi Unlock Tool" software. You must link a Mi Account to your phone settings and often wait 168 hours (7 days) before the tool permits a free unlock. At this point, look at your phone's screen
Unlocking your bootloader is the gateway to the true potential of the Android ecosystem. It allows you to take full control of your hardware, free from manufacturer restrictions, and for the vast majority of devices, .
A: Yes, but with extreme caution. To relock, boot into fastboot and run fastboot flashing lock or fastboot oem lock . Crucially, you must be on 100% stock, official software. If you relock with a custom ROM installed, you will hard brick your device, turning it into an expensive paperweight, with potentially no way to fix it. The device will execute the command, wipe its
Open the platform-tools folder, type cmd in the file explorer address bar, and press Enter.