Necessary files to help your computer "talk" to the phone while it's in a special service mode. Usage Instructions (General)
Use a tool like 7-Zip or WinRAR to get the folders inside. BLU.1306720WRZ.rar
If you are planning to use this file to repair a device, the process usually looks like this: Necessary files to help your computer "talk" to
Flashing the wrong firmware can permanently damage ("hard brick") your phone. Always double-check that your specific model number matches the one intended for this file before proceeding. BLU.1306720WRZ.rar
The actual operating system data (system, boot, recovery, etc.).