Run Samsung B5722 Downloader.
Make Sure these two options are checked: MASTER + SLAVE.
Set Com number and Speed.
In MASTER section check: BIN + TFS and Check With common CSC.
For BIN field select: B5722***xx_Master.cla
For TFS field select: B5722***xx_Master.tfs
For CSC field select: B5722O***xx.csc
In SLAVE section check: BIN + TFS
For BIN field select: B5722***xx_Slave.cla
For TFS field select: B5722***xx_Slave.tfs
Press START button and connect cable to phone with battery.
After the Program detect the Flash ID you can press DOWNLOAD to start the process.
After all is Done turn on the Phone and do full reset: *2767*3855#.