- Restarted the computer. Choose the option “Screen Time” located at the bottom of the screen and check if it is turned on. Fix Screen Time Not Working on iPhone with Tenorshare ReiBoot. As I was setting up Family Sharing, I ran into a bit of a snag. Screen time perma off in in iCloud/family sharing, and takes me to add family member when I click on it. If you see these problems, it usually means that you are not listed as a parent or guardian in your Family Sharing Plan. Top 10 Methods to Fix Screen Time Not Working on Family Sharing. Tap on “Screen Time” and disable it.Â, Step 4. What’s weird is it was working in the first few betas - other family members showed up under Settings/Screen time automatically (even if they didn’t have ios12).