"Flashlight not on iphone 8 Plus 16.6.1: @TheLittles: This is what happens, not much :-)"
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Thank you for the screenshot.
Troubleshooting Missing Builtin Apps:
A. Reset the Home Screen Layout:
If a widget or app has gone mossing somehow, then you need to reset the Home Screen Layout...
Go Here: Move and organize apps on iPhone - Apple Support
You'd have to add back all the widgets that you can recall being back on there.
Scroll to: Reset the Home Screen and Apps to their Original Layout
- Go to: Settings
- Tap: General
- Tap: Reset
- Tap: Reset Home Screen Layout
- Then... Add the apps back
B. Try This - Disable then Enable Cameara:
- Go to: Settings
- Tap: Screen Time
- Tap: Content & Privacy Restrictions
- Enter: Keycode
- Tap: Allowed Apps
- Tap: Camera (So it is Green-Colored)
C. Restart iPhone:
Go Here: Restart your iPhone - Apple Support