After upgrading I would like to give my old iphones to others but I don't want to give them the info
Settings > General > Reset > Erase all content and settings
Settings > Messages > iMessage > Off
Settings > FaceTime > Off
Settings > iCloud > Delete Account
Settings > General > Reset > Erase All Content and Settings
Go to Settings > General > Reset > Erase all content and settings
Also... See the wjosten post here...
Follow Malignance's advice...and AnaMusic's too, but Malignance was first .
Retrieving data ...