Sometimes when the Task Manager is open, it'll not load all the processes:
@SoulEnd281,
What about every time ? It is definitely broken.
Do you see also the long delay to the UAC screen when you try to open a command prompt as administrator ?
I fixed the UAC delay and the task manager issue by deactivating the following setting:
Settings -> Accounts -> Sign-In options -> "Use my sign-in info to automatically finish setting up after an update"
>> Don't forget to restart your computer afterwards.
So this setting seems for me the root cause of both issues.
I already mentioned this setting in the feedback hub: