Does updating an ipod touch delete music?
no, updating your ipod will update games and bugs on your ipod but leave music
While i was updating my iPod touch 3rd Generation to os 4.0 and it said an error had occurred and stayed on the updating screen and won't do anything?
Wait till it runs out of batteries then plug it back in and follow the on screen instructions
Does updating iTunes delete all of your music?
Updating the iTunes software will not do anything to your music library.it did to me can someone help
Does ipod touch 4.3 update delete installous?
Technically yes because it will remove your jailbreak if you update and any cydia apps, such as installous will be deleted.
Does ipod touch 4.0 update delete jailbroken apps?
No.Edit: If you mean pirated apps, no, just transfer your purchases to iTunesIf you mean apps downloaded off cydia, yes they will be deleted.