In most cases, unlocking the bootloader voids your manufacturer warranty.
⚠️ If you are trying to unlock a phone that is carrier-locked (e.g., from AT&T or Verizon), the "OEM Unlocking" toggle will likely be disabled. In this case, you must contact the carrier to unlock the SIM restriction before the bootloader can be touched. If you'd like to move forward, tell me: What is the exact model of your phone? Which Android version is it running? how to unlock bootloader without sim card
Some older MIUI versions allowed binding over Wi-Fi if you used a VPN set to a specific region (like China or India). In most cases, unlocking the bootloader voids your
If your device uses a Mediatek chipset, you can often bypass official manufacturer tools entirely. Download a tool like . In most cases