If you are unable to turn off VoiceOver via the previous steps, then follow this process:
- Place your Apple Watch on the charger, with power connected.
- Press and hold the side button for around 3-4 seconds.
Although Screen Curtain is preventing you from seeing it, the active screen is now similar to this:
The active (but still hidden) screen is now this:
The active (but still hidden) screen is now this:
Your watch will be erased, following which you can pair it with your iPhone again: