Hi there! I understand you're experiencing a black screen issue with Varlens. Let's see if we can get this sorted for you.

1. Force Quit the App: Start by force quitting the Varlens app. Here’s how:
- Double-tap the Home button (or swipe up from the bottom of the screen, depending on your iPhone model).
- Find the Varlens app in the app switcher.
- Swipe it up to close it completely.

2. Restart Your iPhone: Sometimes, a simple restart can resolve glitches. To restart your iPhone:
- Press and hold the side button and one of the volume buttons until the slider appears.
- Drag the slider to turn off your iPhone.
- After it's completely off, press and hold the side button again until you see the Apple logo.

3. Check for Updates: Ensure your apps and iOS are up to date:
- Go to Settings > General > Software Update and make sure your iOS is updated.
- Open the App Store, tap on your profile picture at the top right, and check for any updates for Varlens.

4. Clear App Cache: If Varlens has a cache that could be causing the issue, consider clearing it by deleting and reinstalling the app:
- Hold down the Varlens app icon until it begins to wiggle, then tap the “X” to delete it.
- Go to the App Store and reinstall Varlens.

5. Contact Support: If none of the above steps resolve the issue, it might be beneficial to reach out to Varlens support directly for further assistance.

Please give these steps a try and let me know if you see any improvement! Are you satisfied with the solution I provided?

Black screen

It seems that you're encountering a black screen when trying to use Varlens. Let me check some recent solutions that might help resolve the issue for you. One common approach is to try a few steps that have worked for others in similar situations.

1. Force Quit the App: Close Varlens completely. You can do this by swiping up from the bottom of the screen (or double-tapping the Home button) to open the app switcher. Then swipe Varlens off the screen.

2. Restart Your iPhone: This can often resolve temporary glitches. Just hold the side button and one of the volume buttons until the slider appears, then slide it to turn off your phone. Once it's off, turn it back on.

3. Check for Updates: Make sure your iOS and the Varlens app are both up to date. Go to Settings > General > Software Update for iOS, and check the App Store for any updates for Varlens.

4. Reinstall Varlens: If the problem persists, you may want to delete and reinstall the app. Hold the app icon until it wiggles and click the “X” to delete it. Then download it again from the App Store.

5. Explore Related Issues: If this doesn't solve the issue, it might be worth checking discussions around similar problems. For example, on GitHub, there's a note that others have experienced a black screen on startup and found success by restarting the app or their device. You can view it here.

Please try these steps and let me know if the issue persists. I’m here to help! Are you satisfied with the solution I provided?