Users can experience an issue when trying to download the Windows app from the Microsoft Store. They may receive this error message:
To troubleshoot this, try the following steps:
1) If you have development mode turned on for your computer, turn it off. Restart your computer after turning off development mode.
2) If you are on a VPN network, take yourself off of the VPN.
3) Check the computer for any updates that may be needed.
4) Consult Microsoft's troubleshooting article at:https://answers.microsoft.com/en-us/windows/forum/all/microsoft-store-something-unexpected-happened-code/4e3d376d-f93c-49e0-9f04-f46db712f2af?auth=1