How To Troubleshoot Night Shift Working Error On iPhone And Mac?

To troubleshoot Night Shift issues on iPhone and Mac, follow these steps based on the search results provided:

iPhone

1. Verify Night Shift schedule:

   • Open Settings → Display & Brightness → Night Shift
   • Confirm the desired schedule is correctly configured.

2. Check Date & Time settings:

   • Open Settings → General → Date & Time
   • Enable 'Set Automatically'.

3. Allow system customization for location services:

   • Open Settings → Privacy → Location Services → System Services
   • Turn on 'System Customization.'

4. Restart your iPhone:

   • Hold the Side button and either Volume button until the Power Off slider appears; drag the slider. Wait for your iPhone to shut down, then hold the Side button again until the Apple logo appears.

5. Install updates:

   • Open Settings → General → Software Update. Download and install any pending updates.

Mac

1. Review Night Shift schedule:

   • Press Command + Spacebar, enter 'System Settings', and choose Displays → Night Shift.
   • Make sure the appropriate schedule is set.

2. Check Date & Time settings:

   • Press Command + Spacebar, enter 'System Settings', and choose General → Date & Time.
   • Enable 'Set Time Zone automatically'.

3. Allow system customization for location services:

   • Press Command + Spacebar, enter 'System Settings', and choose Privacy & Security → Location Services → System Services.
   • Turn on 'System Customization'.

4. Restart your Mac:

   • Choose Apple Menu → Restart.

5. Install updates:

   • Press Command + Spacebar, enter 'Software Update', and install any pending updates.

If the issue persists, consider resetting all settings without deleting data (Settings → General → Reset → Reset All Settings) or restoring your device from a backup after performing a full erasure.