Task Manager Menu Bar and Tabs Are Not Visible
How to Restore a Missing Battery Icon on Windows 10’s Taskbar May 06, 2019 Add the battery icon to the taskbar in Windows 10 May 28, 2019
Apr 19, 2013
Taskbar Disappeared on Windows 10? Here's How to Fix! Oct 24, 2018 Programs Opening Offscreen or not Shown when Minimized to
Put your mouse over (do NOT click) the program in the Task Bar until the preview appears directly above it; Right Click on the preview and select MAXIMIZE; If the program appears full screen, then it is running but is just not visible to you. Click RESTORE and try both of the options above again. You may find other sites like THIS ONE useful too.
Windows 10 Task Bar icons disappeared - September 2019 Sep 17, 2019 Fixing an Application That Appears in Task Bar but Doesn't