If the Glow Ovulation & Period App is not opening and keeps crashing, follow these troubleshooting steps to resolve the issue:

1. Update the App: Ensure that the Glow app is updated to the latest version. This can help resolve bugs that may cause crashes. Go to the Google Play Store, search for "Glow Ovulation & Period App," and tap "Update" if there's a new version available.

2. Clear Cache and Data: Clearing the app's cache may help eliminate any corrupted files causing the crash:
- Go to Settings on your device.
- Select Apps or Application Manager.
- Find and select Glow Ovulation & Period App.
- Tap on Storage, then select Clear Cache and Clear Data.

3. Reinstall the App: If the above steps don't resolve the issue, uninstall and then reinstall the app:
- Long press the app icon and select Uninstall.
- Go to the Google Play Store, search for the Glow app, and reinstall it.

4. Check Device Storage: Ensure that your device has enough storage space. A lack of storage can cause apps to crash. Go to Settings > Storage to check available space.

5. Restart Your Device: Sometimes, a simple restart can resolve temporary glitches. Power off your device, wait a few seconds, and then turn it back on.

6. Check for System Updates: Ensure your Android version is up to date:
- Go to Settings.
- Scroll down to System or About phone.
- Select System Update or Software Update.

7. Disable Battery Optimization: Battery optimization may restrict the app's operation:
- Go to Settings.
- Tap on Battery.
- Look for Battery optimization and find the Glow app, then select Don't optimize.

8. Contact Support: If the app continues to crash after trying the above steps, you may need to reach out to Glow's support team for further assistance.

By following these steps, you should be able to resolve the crashing issue with the Glow Ovulation & Period App. If you need to watch video tutorials for visual guidance, consider checking out this resource: How to Fix Glow App Not Working - YouTube - [learn more].