Unlike a web browser, there is no shortcut to refresh just the Taskbar. Instead, you must restart the process that runs it: Windows Explorer .
Look for "Windows Explorer" in the list under the "Processes" tab. (Note: It is listed alphabetically). how to refresh task bar
If Task Manager opens in compact mode, click "More details" at the bottom. Unlike a web browser, there is no shortcut
Here are the 4 best ways to do it, from quickest to most thorough. This is the "soft reset" for your desktop environment. Unlike a web browser