Sets DisableOneSettingsDownloads = 1 under Policies\Microsoft\Windows\DataCollection. OneSettings is the cloud channel Windows uses to silently pull down configuration/telemetry-tuning blobs. Disabling it stops those background fetches, complementing the lowered telemetry level. 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/privacy/manage-connections-from-windows-operating-system-components-to-microsoft-services