Device state locked

1. What is device locked state?
2. How do I unlock the device state?
3. Is it safe to unlock bootloader?
4. Why do we need to unlock bootloader?
5. What does the bootloader do?
6. Can I unlock bootloader without developer options?
7. Is unlocking bootloader same as rooting?
8. What is red state in Android?
9. What happens if I reboot to bootloader?
10. What is OEM unlock mean?
11. What is fastboot command?
12. What is the meaning of fastboot mode?

What is device locked state?

The device state indicates how freely software can be flashed to a device and whether verification is enforced. ... LOCKED devices prevent you from flashing new software to the device, whereas UNLOCKED devices allow modification. When a device powers on, the bootloader first checks if a device is LOCKED or UNLOCKED .

How do I unlock the device state?

Device state can be set to unlock only through one method, by booting>going into settings>developer options>turning on oem unlocking. Doing this set your device in unlocked device state and thus allow it to unlock bootloader through fastboot.

Is it safe to unlock bootloader?

Yes, it's safe and legal to unlock the bootloader if you do it properly else your device gonna hard brick and may cause you hardware damage. Modify the system according to your needs. You can uninstall all bloatware.

Why do we need to unlock bootloader?

Unlocking the Bootloader allows you to install custom firmware on your Android phone and gives you full access privileges to make modifications to the phone. Such modifications could involve changing some of the pre-loaded software, or could even include replacing the entire operating system.

What does the bootloader do?

A bootloader is a vendor-proprietary image responsible for bringing up the kernel on a device. ... The bootloader also verifies the integrity of the boot and recovery partitions before moving execution to the kernel, and displays boot state warnings.

Can I unlock bootloader without developer options?

How do I activate OEM without developer options. Enable USB debugging and OEM Unlock on your Android device . Connect your device to the PC with a USB cable. ... Boot your device into bootloader mode using the following command:adb reboot bootloader└ You may get a request to authorize USB debugging on the device, accept it ...

Is unlocking bootloader same as rooting?

To 'root' your Android phone (i.e. gain administrative access), you'll need to unlock your bootloader first. A locked or unlocked bootloader is what gives you access to “root.” “Root” is another big word in the Android community. ...

What is red state in Android?

> Red State. > Your device has failed verification and may not work properly. > Your device will boot in 5 seconds. But it does not boot. The screen simply goes black, and reboots to the same screen.

What happens if I reboot to bootloader?

When you reboot your phone or tablet into bootloader mode, nothing gets deleted from your device. That is because the bootloader itself does not perform any actions on your phone. It is you who decides what to install with the bootloader mode, and then it depends if doing that action will wipe off your data.

What is OEM unlock mean?

The Manufacturer of the device locked the bootloader to prevent any accidental damage to the device. So, in order to make any changes to bootloader (for example: install a “custom recovery”), you have to unlock it and by enabling “OEM Unlock”, you are allowing the bootloader to be unlocked.

What is fastboot command?

Fastboot mode works as a communication bridge between your computer and Android device. Fastboot mode enables flash images like bootloaders, custom ROMs, recoveries, kernels in your Android device. With fastboot mode, you can modify system partitions which are usually done from PC via USB cable.

What is the meaning of fastboot mode?

Fastboot is a protocol and a tool of the same name. It is included with the Android SDK package used primarily to modify the flash filesystem via a USB connection from a host computer. ... Fastboot allows to boot from a custom recovery image. Fastboot does not require USB debugging to be enabled on the device.