This file is primarily used by technicians or advanced users to:

: Indicates the date of the firmware version (July 30, 2016).

To use this firmware, specialized software is required to "flash" it from a computer to the phone via a USB cable. Common tools cited by the community for this model include:

: This likely stands for Fast Spreadtrum , referring to the Spreadtrum chipset used in this device. This signifies that the firmware is intended for use with Spreadtrum-compatible flashing tools .

: A compressed file format that typically includes the binary firmware files (.pac or .bin) and occasionally the flashing utility itself. Purpose of the File

: Professional hardware-software combos used for mobile repair. Important Safety Considerations

: This process typically erases all user data, including contacts and messages.

The file is a compressed archive containing the "flash file" or firmware for the Samsung Guru Music 2 (SM-B310E) Go to product viewer dialog for this item.