The process of "flashing" your cell phone is required for people who wish to either upgrade their device firmware or to install custom ROMs which can change or update the functionality of your smart phone.
With Smart Phone Flash Tool, people with technical knowledge are given the option of flashing new system software to a device. Though using Smart Phone Flash Tool isn't difficult, users should be aware that modifying cell phone software can "brick" or otherwise disable a device.
With that said, this free utility runs on almost all versions of Windows and works with Android handsets.
Version 5.1620 is a freeware program which does not have restrictions and it's free so it doesn't cost anything.
Virus and Malware Tests: The program has been tested with several antivirus applications and has tested clean of viruses, malware or trojans.