CWM

Taking regular backups is one of the biggest favors you can do for yourself. If, somehow, installing a questionable mod fails or your computer’s storage device crashes (which it inevitably will), having a recently backup handy will save you hours upon hours of time and from the sheer agony of losing your precious data. On Android devices, taking nandroid backups using ClockworkMod Recovery is the most popular methods of backing up the data on your device.