If not, you can try the next given options below.
Thus, you have to restart your computer and see if it helps in fixing the Task Manager issue or not. The most common and most of the time effective way to resolve this kind of issue is to simply restart your computer. Here are some suggestions you can try to resolve the problem with the Task Manager on your Windows 10 PC. This kind of problem can occur due to some system file corruption or some malware infection in the system. If the Task Manager is either blank or is not showing processes on your Windows 10 computer, then here are a few things you can do to resolve this issue. What to do if the Task Manager is blank & not showing processes in Windows 10