If you are facing trouble launching Microsoft Store:

• Check for connection problems and make sure that you're signed in with a Microsoft account.
• Make sure Windows has the latest update: Select Start , then select Settings > Update & Security > Windows Update > Check for Updates.
• Check your time and location settings: Select Start , then select Settings > Time & Language. Select Date & time to verify your time settings and select Region to check your location. These settings need to show your current location and time zone.
• Reset the Microsoft Store cache: Press the Windows Logo Key + R to open the Run dialog box, type wsreset.exe, and then select OK.

Try with these following steps which may help you,
Greetings,
Jimmy