Hi there! I’m John Nguyen, and I’m here to help you with your Zen Color issue. It sounds like you’re experiencing a black screen, which can happen for a few different reasons. Could you please provide me with a bit more detail about the situation? For instance, is this happening when you try to launch the app or when you're using a specific feature? Any additional context will help me assist you better!

Happening when I launch the app

Thank you for that information! It seems like you're experiencing a black screen issue specifically when launching the Zen Color app on your iPhone. Here are a few steps we can try to resolve this issue:

1. Force Quit the App:
- Swipe up from the bottom of your iPhone screen (or double-click the home button if you have one) to see the app switcher.
- Find the Zen Color app and swipe it up to close it completely.
- Try reopening the app to see if it launches properly.

2. Restart Your iPhone:
- Hold down the power button until the "slide to power off" slider appears.
- Slide it to turn off your device. Wait a few seconds, then turn it back on by holding the power button again.

3. Check for App Updates:
- Open the App Store and tap on your profile icon at the top right.
- Scroll down to see if there’s an update available for Zen Color. If there is, tap "Update."

4. Reinstall the App:
- Press and hold the Zen Color app icon until you see a menu.
- Select "Remove App," then confirm by tapping "Delete App."
- Go to the App Store, search for Zen Color, and reinstall it.

5. Ensure iOS is Up to Date:
- Go to Settings > General > Software Update.
- If an update is available, tap "Download and Install."

If you've tried these steps and the issue persists, let me know, and we can explore more advanced troubleshooting options! Are you satisfied with the solutions provided so far?