Windows makes it possible to schedule PowerShell scripts to run at a predetermined time. The mechanism of choice for automating PowerShell scripts is the Windows Task Scheduler.

Do you want to execute a PowerShell Scripts without Signing? Learn how to run PowerShell Scripts locally without Signing in Windows 11/10.

One book should be good enough to start - I usually recommend Learn Windows PowerShell in a Month of Lunches (Ace mentioned this) for anyone new to code and scripting, PowerShell in Action v2 for ...

One of the best new features in PowerShell 7 is the ability to perform parallel execution of script blocks, which can drastically reduce the amount of time it takes to process ForEach-Object loops.