To resolve the issue of the SuperLive Plus app not functioning on your iPhone after the recent update, you can follow these step-by-step troubleshooting steps:

1. Force Close the App:
- Double-click the Home button or swipe up from the bottom of the screen (if you have no Home button) to view your open apps.
- Locate the SuperLive Plus app and swipe it off the screen to close it completely.

2. Restart Your iPhone:
- Restart your device by holding down the power button until you see the slider appear.
- Slide to power off, then wait a few seconds and turn your iPhone back on by pressing the power button again.

3. Check for Updates:
- Open the App Store and go to your account by tapping on your profile icon.
- Scroll down to see any available updates. If SuperLive Plus has an update available, tap "Update" next to it.

4. Clear App Cache:
- Go to Settings > General > iPhone Storage.
- Find SuperLive Plus and tap on it. You may see an option to "Offload App" which can help clear temporary files without losing your data. After that, reinstall the app.

5. Reinstall the App:
- Delete the SuperLive Plus app by pressing and holding the app icon until it wiggles, then tap the "X" to delete it.
- Reinstall it from the App Store by searching for SuperLive Plus and tapping the download button.

6. Check Network Connection:
- Ensure your iPhone is connected to a stable Wi-Fi network.
- You might want to switch between Wi-Fi and mobile data to see if the problem persists.

7. Check Permissions:
- Go to Settings > Privacy. Ensure that SuperLive Plus has the necessary permissions, such as camera and location access.

8. Review Compatibility and FAQs:
- Visit the official app page on the App Store to check the latest compatibility notes and potential issues mentioned by other users - learn more.

If none of these steps resolve the issue, consider reaching out to SuperLive Plus support or checking community discussion forums for additional troubleshooting tips - learn more.