stop OfficeBackgroundTaskHandlerRegistration from running Mar 15, 2018 1:50:44 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Admin on Mar 15, 2018 1:50:44 GMT This post contains 2 methods that help stop OfficeBackgroundTaskHandlerRegistration from running. Method 1: disable OfficeBackgroundTaskHandlerRegistration from running in Task Scheduler.we take .NET Framework NGEN as an example. Method 2: Run OfficeBackgroundTaskHandlerRegistration under System account instead.Again, we take .NET Framework NGEN as an example.See OP@ www.ghacks.net/2017/05/30/what-is-that-popup-on-windows-10-that-disappears-after-a-split-second/