Originally Posted by SimpIe
When flashing CM 10.2 nighlty from stock TouchWiz, in Clockworkmod Recovery, is it necessary to format /system and format /data before doing so? Also would I lose all nandroid backups that I save internally by doing this?
You should always wipe data/factory reset and format /system when flashing a new ROM.
You will not lose nandroid backups or anything else stored on internal storage. Those things are not stored on /data or /system.
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Phone: AT&T Galaxy S4 (SGH-I337)
Launcher: Nova Prime
Previous phones: Samsung E317, Motorola KRZR K1, Sony Ericsson w580i, Samsung Sync (SGH-A707), Sony Ericsson F305, Blackberry Bold 9700, Blackberry Torch 9800, AT&T Galaxy SII (SGH-I777)
So say we all.