What is the standard value of Start?

Frozen Tweaks writes 3 when you switch the tweak off, which is the value it treats as the Windows standard. With the tweak on, Start is 4.

Is "Disable WNS Push (dmwappushsvc)" safe to switch on?

Fine on a personal gaming PC, with no performance effect to speak of. The main cost: Device management (Intune, work accounts) can depend on it, and Sysprep is known to fail when it is disabled.

Is "Disable WNS Push (dmwappushsvc)" free in Frozen Tweaks?

It is part of Frozen Pro and Elite. You can also make the change by hand with the values on this page.

dmwappushservice: what the WAP Push routing service does and disabling it

Frost LIVEDebloatProUndo: YesUpdated Oct 8, 2026View as Markdown

Short answer

Updated Oct 8, 2026

dmwappushservice routes device management push messages and is used by Windows telemetry. This tweak sets its start type to Disabled in the registry. In the registry it sets Start to 4 under HKLM\SYSTEM\CurrentControlSet\Services\dmwappushsvc.

In the app

Disable WNS Push (dmwappushsvc)PRO

Registry

HKLMSYSTEM\CurrentControlSet\Services\dmwappushsvc

Start34

What the switch writes. Your current value may differ.

What it does

dmwappushservice routes device management push messages and is used by Windows telemetry. This tweak sets its start type to Disabled in the registry.

In the app the switch is called "Disable WNS Push (dmwappushsvc)", described there as: Stops push telemetry channel used by UWP notifications.

When it helps, and when it hurts

When it helps

Privacy setups that turn telemetry channels off.

When it hurts

Device management (Intune, work accounts) can depend on it, and Sysprep is known to fail when it is disabled.

What it writes

Exactly what the switch changes, read from the app's source. Switching it off is what the app writes when you turn the tweak off again.

Registry values the switch writes.
Key and value	With the tweak	Switching it off
HKLMSYSTEM\CurrentControlSet\Services\dmwappushsvcStart	4	3

From the app's source (dmwappush_off.hpp), app 2.0.0, checked Oct 8, 2026.

The same change by hand

You do not need the app for this one. These commands make the changes from the table above. Run them in a Command Prompt opened as administrator, and make a restore point first.

Make the change · CMD

reg add "HKLM\SYSTEM\CurrentControlSet\Services\dmwappushsvc" /v "Start" /t REG_DWORD /d 4 /f

Put it back · CMD

reg add "HKLM\SYSTEM\CurrentControlSet\Services\dmwappushsvc" /v "Start" /t REG_DWORD /d 3 /f

See what it is set to now · CMD

reg query "HKLM\SYSTEM\CurrentControlSet\Services\dmwappushsvc" /v "Start"

How to undo it

In the app: Yes

Switching it off sets a standard Windows value, which may not be exactly how you had it.

Switch the tweak off in Frozen Tweaks. It writes Start back to 3.

Changing several settings at once? The app's Make a restore point button, on every plan, makes a Windows restore point before you start.

Verdict

Fine on a personal gaming PC, with no performance effect to speak of.

Questions

What does the "Disable WNS Push (dmwappushsvc)" tweak change in Windows?: In the registry it sets Start to 4 under HKLM\SYSTEM\CurrentControlSet\Services\dmwappushsvc.
What is the standard value of Start?: Frozen Tweaks writes 3 when you switch the tweak off, which is the value it treats as the Windows standard. With the tweak on, Start is 4.
Is "Disable WNS Push (dmwappushsvc)" safe to switch on?: Fine on a personal gaming PC, with no performance effect to speak of. The main cost: Device management (Intune, work accounts) can depend on it, and Sysprep is known to fail when it is disabled.
How do I undo it?: Switch the tweak off in Frozen Tweaks. Switching it off sets a standard Windows value, which may not be exactly how you had it.
Is "Disable WNS Push (dmwappushsvc)" free in Frozen Tweaks?: It is part of Frozen Pro and Elite. You can also make the change by hand with the values on this page.

In the app