The taskbar is missing from the bottom of the screen
The taskbar is much easier to move around than we normally realize. Simply click on the taskbar anywhere there are no program icons and drag it to either the top or a side of the screen to move it. Once moved the taskbar automatically docks to the new location.
The desktop displays sideways or upside down
This issue happens when you press Ctrl + Alt and an arrow key all at the same time. This option is useful for people who need to turn their monitors sideways so their desktop is displayed correctly. However, if these keys are pressed on accident, simply press Ctrl + Alt and the up arrow to change the screen back to the default display setting. Here is an example of pressing Ctrl + Alt and the right arrow: