Symphony V25 Too many pattern done 100%
Remove your mobile battery sim and mmc adjust battery fully charget then adjust battery and Hold power botton + vol up wait until show android logo recovery mode Many phone worked Power botton And vol down recovery mode Some phone is power botton + vol up + home botton recovery mode Show Recovery in same type 1-reboot system now 2-apply update from adb 3-apply update from sdcard 4-apply update from cache 5-wipe data/factory reset 6- backup user data 7-restore user data select wipe data/factory reset after select reboot system now and enjoy it