Sets DisableConsumerAccountStateContent = 1 under Policies\Microsoft\Windows\CloudContent. Stops Windows from pulling account-state-based promotional content (Microsoft 365 nudges, OneDrive upsells, account 'finish setup' banners) into Start, Settings, and the lock screen. Companion to the Consumer Features policy above. 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/windows/client-management/mdm/policy-csp-experience