Hi there! I understand that the 13WMAZ app won’t open on your Android device after installing it. Let's get this sorted out together.

To start, can you tell me if the app shows any error message when you try to open it, or does it just stay blank or freeze? Also, have you tried restarting your phone after installation?

In the meantime, here’s a simple step-by-step approach we can try:

1. Restart your device: Sometimes, a simple reboot can clear minor glitches preventing the app from opening.

2. Clear the app cache and data:
- Go to your phone’s Settings.
- Tap on “Apps” or “Applications.”
- Find and tap the 13WMAZ app.
- Tap “Storage.”
- Select “Clear Cache” first, then try opening the app.
- If it still doesn’t open, go back and try “Clear Data” (this will reset the app, so you might lose any saved preferences).

3. Force stop the app and reopen:
- In the same App info screen, tap “Force Stop” and then try to launch the app again.

4. Check for app updates: Open the Google Play Store, search for 13WMAZ, and see if there’s an update available. Sometimes, bugs are fixed in newer versions.

5. Check your internet connection: A poor or unstable connection can cause loading issues. Try switching between Wi-Fi and mobile data.

If you’ve tried some of these already, please let me know which ones, so I can guide you further. Also, if you’re comfortable, sharing your device model can help me tailor the advice.

Looking forward to your reply so we can fix this!