Hi there! I understand you're having trouble getting AccuWeather to open on your device. Let’s work through this together.

First, can you let me know what exactly happens when you try to open the app? Are you seeing any error messages, or does it simply not respond? Knowing a little more will help me guide you better.

In the meantime, here are a few basic troubleshooting steps that you might want to try:

1. Clear the App Cache:
- Go to Settings on your device.
- Select Apps & Notifications.
- Tap on See all apps or Manage All Applications.
- Locate and select AccuWeather.
- Tap on Storage, then choose Clear Cache.

2. Uninstall and Reinstall the App:
- Uninstall the AccuWeather app by going back to the Apps list, selecting it, and choosing Uninstall.
- Restart your device.
- After rebooting, go to the Microsoft Store (or wherever you originally downloaded the app) and reinstall AccuWeather.

Trying these steps can often resolve app-related issues. Please let me know what you experience after performing these actions, and we can take the next steps from there!