In simple terms, com.garena.msdk is the component that allows Garena games (like Free Fire , Arena of Valor , or Call of Duty: Mobile in specific regions) to talk to your phone’s operating system. It handles the heavy lifting of user authentication, account synchronization, and secure data transfer between the game server and your device.
On some Android devices (especially Samsung or Xiaomi), you may see com.garena.msdk in as an entry with an icon and size. This is because: Com.garena.msdk