The taskbar may be hiding at the bottom of the screen after being accidentally resized. Put the mouse pointer on the bottom border of your screen. , click and drag upwards. If your taskbar isn't hiding at the bottom of the screen, try moving the mouse to the right, left, and top edges, looking for the double-arrow.
How do I restore taskbar to bottom of screen?
Click a blank portion of the taskbar. Hold down the primary mouse button, and then drag the mouse pointer to the place on the screen where you want the taskbar.
Why is my taskbar auto hiding?
Verify Your Taskbar Settings (and Restart Explorer)
Make sure that the “Automatically hide the taskbar in desktop mode” option is enabled. ... Sometimes, if you're experiencing problems with your taskbar auto-hiding, just turning the feature off and back on again will fix your problem.