
Check if a Port Is Already Allocated Using Command Prompt
When you start a service or application and get an error like "Address already in use" or "Port i...

When you start a service or application and get an error like "Address already in use" or "Port i...

You're in a meeting, click the share button, and nothing happens—or your screen shows a black box...

You open a Windows 11 app or try to install software, and you see an error like "Microsoft Store ...

When you run the wsreset command in Command Prompt to reset the Microsoft Store cach...

You open Microsoft Store to download an app or update, but it hangs on loading or shows a connect...

You search for a file or setting, and Windows Search prompts for network credentials. You enter t...