Oh man ! Explained the same thing many times on DailyMobile !Do this
1.Make a backup of anything [I mean anything-No compulsations] from your phone on E:/ [MEMORY CARD]
2.After your phone has made the backup on your Memory card , just connect your phone with your PC on "MASS STORAGE MODE
3.Now open the disk from your PC - Memory card drive !
4.Also see that your windows has ''HIDDEN FOLDERS VISIBLE" enabled.
NOTE :- To check it out , Go : Double click any folder/Computer >> Click Organise >> Folder ans search options >> Hidden Folders.
5. Now if they are enabled than it's all right, but if they aren't enabled, enable the option !
6.Enter your memory card. There you will see a semi-transparent folder named "BACKUP".
7.Open it up. Delete , whatever is in it.
8.Add your *******.rsc files to it.
9.After adding them , Disconnect your phone.
11.Open File manager >> Backup >> Restore !!
You are done !
** Bold Post Fixed // Amarjit **