When you see User OOBE Broker in your Task Manager, you may wonder what it is.
Now, this post fromMiniTooltells you what User OOBE Broker is and how to disable it.
UserOOBEBroker.exe is an executable file developed by Microsoft.

Its safe and not a virus.
However, some users find that User OOBE Broker is running in the background and cause high CPU issue.
from Miacrosoft
To get rid of the User OOBE Broker issue, you could choose to disable it.
Continue to read the next part to disable it.
Related article:What Is the USO Core Worker Process and How to Fix the Issue?
Here is how to do that.
Step 1:Right-tap the taskbar and then chooseTask Manager.
Step 2:Switch to theDetailstab.
Step 3:FindDetailsfrom the list.
snag the process and clickEnd task.
Step 4:Reboot your box.
Method 2: Via configs
Step 1:Press theWin+Ikeys together to open theSettingsapplication.
Step 2:ClickSystem.
On the left section, clickNotifications and actions.