My 5S iCloud backup won't turn on.
My 5S iCloud backup won't turn on. I have most recent O/S and WiFi connected. I tried deleting two existing backups - one said 0 KB and one 909KB. Now I have 5GB available showing so looks like nothing is backed-up. I have 2 GB of space used so not a lot. Setting>icloud>Storage & Backup . . and I can't slide iCloud Backup on. What's up?