To resolve the issue of the Media Rewards app crashing and not opening on your iPhone, follow these detailed steps:

1. Force Close the App:
- On your iPhone, double-click the Home button (or swipe up from the bottom of the screen for iPhones without a Home button) to open the app switcher.
- Locate the Media Rewards app and swipe it up to close it completely.

2. Restart Your iPhone:
- Press and hold the Side button and either Volume button until the power off slider appears.
- Slide to power off your device. Wait for a few seconds, then turn your iPhone back on by pressing the Side button until the Apple logo appears.

3. Check for App Updates:
- Open the App Store on your iPhone.
- Tap on your profile icon at the top right corner.
- Scroll down to see if the Media Rewards app has an update available. If so, tap "Update".

4. Check for iOS Updates:
- Open the Settings app.
- Scroll to "General" and tap on it.
- Tap "Software Update" to see if a new iOS version is available. If so, tap "Download and Install".

5. Delete and Reinstall the App:
- Press and hold the Media Rewards app icon on your home screen until a menu appears.
- Tap "Remove App", then confirm by selecting "Delete App".
- After the app is deleted, go to the App Store, search for "Media Rewards", and reinstall it.

6. Check Internet Connection:
- Ensure that your iPhone is connected to the internet via Wi-Fi or mobile data.
- You can toggle Airplane Mode on and off to refresh your connection.

7. Reset All Settings (if the above steps don’t work):
- Go to "Settings" > "General" > "Transfer or Reset iPhone" > "Reset".
- Select "Reset All Settings". This will not delete your data, but you may need to re-enter Wi-Fi passwords and adjust settings again.

8. Contact Support:
- If the app continues to crash, you can reach out to Media Rewards support through in-app messaging or at [email protected]. They may provide additional troubleshooting tips or inform you of any known issues.

Following these steps should help resolve the crashing issue with the Media Rewards app on your iPhone - learn more. If problems persist, further assistance from customer support may be necessary.