Before you can change an ACL, you must get the current one. There are two ways to do this with PowerShell. Learn how to get the current ACL and modify it.
Sure, using the Linux command line is optional. But these are commands I rely on every day, and you can benefit from them, too.
Whether you actually go back and look at photos or listen to music from years past, you may someday be disappointed if those memories disappear forever..