Turns off the Acrylic/Mica transparency on Start, Action Center, and taskbar. Frees ~3-5% GPU on integrated graphics.
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/windows-hardware/customize/desktop/unattend/microsoft-windows-shell-setup-personalize-themes