OEM (Original Equipment Manufacturer) unlocking refers to the process of allowing a device's bootloader to be modified. The bootloader is the first piece of code that runs when you turn on your phone, responsible for loading the official Android OS.
If you just want to install regular apps from the Play Store — oem unlock tool
: Manufacturers keep the bootloader "locked" to ensure only official, signed software can run. This protects user data and system integrity. oem unlock tool
