Powershell Update

Newer versions (like PowerShell 7.4+) offer significantly faster execution times for many cmdlets compared to Windows PowerShell 5.1.

Get-WindowsUpdate -Install -AcceptAll

This will automatically download and install the latest stable release of PowerShell (currently PowerShell 7.x), replacing older installs of version 7 while keeping Windows PowerShell 5.1 intact. powershell update

It looks like you're asking about itself (not just running Windows Update). Newer versions (like PowerShell 7

The update process varies depending on your operating system: powershell update