To resolve the issues you're experiencing with the Dunkin' app, follow these step-by-step troubleshooting steps:

1. Clear Cache and Data:
- Go to your phone's Settings.
- Navigate to Apps or Application Manager.
- Find and select the Dunkin' app.
- Tap on Storage and then select Clear Cache and Clear Data.

2. Check for App Updates:
- Open the Google Play Store or App Store.
- Search for Dunkin' and check if there is an update available.
- If an update is available, download and install it.

3. Test by Switching Connectivity:
- Change your network connection. If you're connected to Wi-Fi, try switching to mobile data, or vice versa.
- Ensure that your connection is stable, as a weak signal can cause delays in app functionality.

4. Restart Your Device:
- A simple restart can sometimes fix app issues. Hold down the power button and select Restart or Power off. Once the phone is off, turn it back on.

5. Reinstall the App:
- If issues persist, uninstall the Dunkin' app again, then reinstall it:
- Press and hold the app icon, select Uninstall.
- Open the Google Play Store or App Store, search for Dunkin', and install it again.

6. Try on a Different Device:
- If possible, try using the Dunkin' app on another device to see if the issue is specific to your phone.

7. Contact Support:
- If none of the steps resolve the issue, it may be beneficial to contact Dunkin' customer support for further assistance.

Following these steps should help you troubleshoot the problems you're facing with the Dunkin’ app. For similar issues and discussions, you can also check community forums for additional solutions - learn more - learn more - learn more.