iphone 4 shattered back color - Gadget Link
Sudden disappearance of contacts on iPhone I just read through a thread about other people experiencing this — and the solutions given, which were syncing the iCloud contacts off and on, and restoring a backup, I've already tried. STOP: Before doing anything that might cause data loss, make a backup of your iOS device to either iCloud, your computer, or both for extra security—> How to back up your iPhone, iPad, and iPod touch - Apple Support Check compatibility: Resetting iPhone without losing data is possible by performing a reset that doesn't erase your content, such as settings reset, or by backing up your iPhone before a full reset. Here's how to do it step by step.
Understanding the Context
Firstly, you can reset your iPhone's settings without affecting your personal data.