Hi there! I understand you're having trouble with the AdorHealth app on your iOS 18.3 device. Let’s see if we can sort this out together.

First, can you tell me a bit more about the issue? For instance, does the app not open at all, does it crash, or is there an error message you're seeing?

In the meantime, here are a few steps you can try that might help resolve the issue:

1. Update the App: Make sure you have the latest version of the AdorHealth app installed. Go to the App Store, search for AdorHealth, and check if an update is available.

2. Reinstall the App: If updating doesn’t work, try deleting the app and reinstalling it. To do this, press and hold the app icon until it starts to wobble, then tap the "X" to delete it. After that, go back to the App Store, search for AdorHealth, and download it again.

3. Check Compatibility: Confirm that the app is compatible with iOS 18.3. Generally, AdorHealth requires iOS 10.1 or later, so it should work on 18.3, but sometimes newer iOS versions cause temporary issues with certain apps.

4. Clear Cache: If you have access to app settings, try clearing the cache. However, this option may not be available directly in all apps.

5. Restart Your Device: Sometimes a simple restart can resolve temporary glitches. Turn off your iPhone and turn it back on after a minute.

If these steps don’t solve the problem, let me know what happens, or if you have already tried these methods. We can explore more solutions from there!