Forum Discussion
creativelau
Aug 10, 2025Copper Contributor
Win11 WpnUserService writing disk continuously
When a notification pops up in the lower-right corner, the WpnUserService service begins writing to the disk. The more notifications pop up, the faster the write speed. For a long time, I didn't n...
Consterop
Aug 14, 2025Iron Contributor
WpnUserService is responsible for managing push notifications and live tiles. When notifications appear, especially if they trigger background processes or updates, the service can generate significant disk activity.