Cause. Administrators have installed an AppLocker policy on their computer to prevent this issue. AppLocker policies are by design to block all Microsoft Store apps.
Microsoft Store is blocked or Store App is blocked when you try to access Microsoft Store This particular code 0x800704ec means that Microsoft Store in Windows 10 is blocked. Your system administrator, in the case of domain systems or multi-users machines, may have blocked the app via registry or Group Policy. Store may also be blocked from working on local computers. office.com/setup get the office product key
