samsung galaxy grand duos

1- The Software Update process will wipe all your data, So backup all the wanted data (Contacts, SMS, Photos, Videos,…. Etc). 2- Make sure that you know all the emails and passwords you use on this device. 3- Ensure your Samsung Galaxy device has enough charge level (50% at least). 4- Download Odin flasher and extract it to a known location ... harga samsung galaxy a04