You're welcome. Thanks as well for letting us know about this.
Here are additional troubleshooting solutions you may follow:
Solution 1: Check for updates
- Manually update Xbox app
Click this link and follow the steps on how to check for updates for apps and games from Windows Store. Search if there are any updates available for the Xbox app. This is to make sure you have the latest version of the application.
- Check for the latest updates for your Windows 10 device
- Press the Windows button on your device or keyboard, or select the Windows icon in the lower-left corner of the main screen.
- Select Settings, and then select Update & Security.
- On the Windows Update tab, select Check now to see if any updates are available for your device.
- Once the updates have downloaded, select Install now to start the installation.
- Following installation, we recommend that you restart your device so that the latest updates can take effect. Make sure that you save and close any apps that you have open before you restart.
Solution 3: Sign in as a different user
- Press the Windows button on your device or keyboard, or select the Windows icon from the bottom-left corner of the main screen.
- Select your account name from the top-left corner of the menu, and then select Switch account.
- Sign in with an account other than the one you were using.
- Launch the Xbox app and check if it works.
Solution 4: Remove anti-virus
- On the Start menu, select Settings.
- Select System > Apps & features.
- Select the program, and then select Uninstall.
- Follow the directions on the screen.
Keep us posted.