Hi! I understand you're having trouble opening the myID app on your Windows 10 device. To help you better, can you tell me if the app shows any error message when you try to open it, or does it just fail to launch without any notification? Also, have you tried any steps so far to fix this?

Meanwhile, here’s a general approach we can take to troubleshoot the myID app not opening:

1. Restart your device. This can clear temporary glitches that may prevent the app from starting.

2. Force close the myID app (if it’s running in the background):
- Press Ctrl + Shift + Esc to open Task Manager.
- Look for any myID process; if found, right-click it and select End task.
- Then try opening the app again.

3. Check for app updates:
- Since you are on Windows 10, open the Microsoft Store.
- Go to Downloads and Updates.
- See if the myID app has an update available. If yes, update it and try again.

4. Reset the myID app settings:
- Go to Windows Settings > Apps > Apps & features.
- Find myID in the list, click it, then choose Advanced options.
- Scroll down to the Reset section and click Reset.
- After that, open the app and see if it works.

5. Reinstall the app:
- Uninstall myID from the system via Apps & features.
- Restart your device.
- Go back to the Microsoft Store and reinstall the myID app.

If you encounter any error codes or specific messages during these steps, please let me know—they can help us pinpoint the issue.

Does this make sense so far? Would you like to try these steps one by one, or have you already tried any of them? I’m here to guide you through.