Restart your device and follow the on-screen instructions to complete the setup process.
A flash tool is a software application that is used to flash a mobile device with a new firmware. It's a crucial component in the process of updating or modifying the device's software. There are several flash tools available, and the one used for the Samsung GT-C3520 is typically the Odin tool. samsung gt-c3520 flash file and tool
Connect your Samsung GT-C3520 to the computer using a USB cable. Restart your device and follow the on-screen instructions