Hi! I see you're having trouble with the Virgin Atlantic app not working for several days. I'd like to help you get this sorted out.

To start, could you tell me a bit more about the issue? For example:
- Are you unable to open the app at all, or does it crash after opening?
- Are you having trouble logging in, or is the app freezing during use?
- Have you noticed any error messages?
- What version of the app are you using?

Meanwhile, here are a few general steps you can try that often help:

1. Restart your device: This can clear temporary glitches.
2. Check for app updates: Go to the Microsoft Store or app source, and see if an update is available for the Virgin Atlantic app.
3. Clear app cache/data: On Windows 10, you can reset the app by going to Settings > Apps > Virgin Atlantic > Advanced options > Reset. This won't delete your account but clears cached data.
4. Check your internet connection: Make sure you have a stable connection, either Wi-Fi or cellular data.
5. Reinstall the app: Uninstall and then reinstall the app to ensure you have the latest version and a fresh install.

If none of these help, there might be a temporary service issue on Virgin Atlantic's end. I noticed past reports of app outages where the app and website were temporarily down; usually these are resolved fairly quickly but sometimes can last longer2.

Could you try those steps and let me know which ones you've already tried and what exactly happens when you open the app? That way, I can guide you through more specific troubleshooting.