iPhone
Q: updating my phone
If I update my phone, will it delete my messages, pictures, notes, etc.?
iPhone 5s
Posted on Aug 16, 2016 7:42 PM
by elcpu,Apple recommended
Photos for Mac
No, not at all. You can update over the air or through iTunes. Your current data will be preserved.
Update the iOS software on your iPhone, iPad, or iPod touch - Apple Support
Posted on Aug 16, 2016 8:00 PM