smile q4 firmwaer download link
Device Brand : SMILE
Device Model : Q4
Device CPU : MT6580
Device IntName : Q4
Device Version : 5.1
Device Compile : 2/2/2018 11:34:49 AM
Device Project : ALPS.L1.MP6.V2_YUANDA6580.WE.L
Device ExtInfo : U2
Mobile Flash solution
MTK CPU:
1. Firstly setup the MTK USB driver your pc. ( Download MTK Driver).
2. Connect the mobile to pc using USB data cable. Mobile must be switched off and disconnect the battery from mobile.
3. Open the software tools/crack/box for flash. ( Download flash tool ).
4. Browse the flash file from your pc.firmwaer password link
5. No need to press the boot key to connect for flash. (Firmwaer Download Link )
6. When flash will be done. Please disconnect the mobile battery and connect again. If Mobile battery is attached the press the volume up + down + Power button in the same time until restart the mobile.