Sets the machine environment variable POWERSHELL_TELEMETRY_OPTOUT = 1, which stops PowerShell (7+) from sending usage/error telemetry to Microsoft. Takes effect for new processes. Reversible.
MaxTweaks applies this tweak with one click and snapshots your original setting first, so you can revert it cleanly at any time. A System Restore point is offered before batch changes, and every tweak links to its official source.
Get MaxTweaksOfficial documentation: https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_telemetry