In Full Screen (F11) the Menu Bar, the Address Bar and Links can be added. You can also right click the Toolbar and select Menu Bar. Alt + V will open the View menu where you can uncheck Full Screen. You will have to try these in both Internet Explorer and Windows Explorer.
The taskbar may be set to "Auto-hide" Press the Windows key on the keyboard to bring up the Start Menu. Click on the 'Automatically hide the taskbar in desktop mode' toggle so that the option is disabled, or enable "Lock the taskbar". The taskbar should now be permanently visible.
How do I get my toolbar back?Restart Windows. First, try restarting Windows when the taskbar goes missing. Restart the Windows Explorer.exe Process. Turn Off the Automatically Hide the Taskbar Option. Turn Off Tablet Mode. Check the Display Settings.Jul 6, 2019
Press and hold or right-click any empty space on the taskbar, select Taskbar settings, select Taskbar behaviors, and select Automatically hide the taskbar. To see the taskbar after it's hidden, hover your mouse over, or touch, the bottom edge of your screen.
0:201:38How To Reset Windows 10 Taskbar To Its Default Settings - YouTubeYouTube
If you want to copy text from a website that disabled text selection, press CTRL + U to open the website source code and copy the text directly from there.
Press and hold "Ctrl" and then press "V" on your keyboard to paste the selected text.