Notifications on side of my screen
All notifications pop up in the corner of my screen. Even the one that recommends WiFi networks near me. How do I stop this and make it go In the middle again?
Restart your iPhone using "Swipe to Power Off". If still no luck, try to force restart your device; for how-to steps see If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support
If still the same, first backup your device then:
1) First, try to force update your device using iOS Recovery Mode and iTunes app. See instructions here: If you can't update or restore your iPhone, iPad, or iPod touch - Apple Support
2) Otherwise, restore device using iOS Recovery Mode and iTunes app. When device is restored, use backup to restore your data or setup device as new and manually bring back your data and reinstall your apps.