All these commands work in both the standalone PowerShell app and within Windows Terminal—simply open a PowerShell tab in Windows Terminal to use them.

If Windows PowerShell has stopped working & is not opening or launching, due to Restrictions in effect, No app associated with it, etc. see this post.

Another way is to start typing Windows Terminal, and then select Open or Run as Administrator. Windows Terminal opens with a PowerShell prompt, so you can use this for PowerShell scripts or as a ...