This has worked every single time I find an iPhone frozen. Even when my iPad froze during an update this fixed it.This also works for an iPad. I have had to do this with an older iPad a few times and it works like a charm.
Your iPhone or iPad automatically backs up to your iCloud account by default, but you can also create more comprehensive, local backups from iTunes. Apple only offers 5 GB of iCloud space for free, so you may need to manage your iCloud backups.
Friday Poll: What do you want most from Apple's iPhone 6 event? September 9 marks the day Apple unwraps a new set of gadgets. The iPhone 6 is a safe bet, but the rumored iWatch may rear its head and steal the spotlight.