How to remove "Quick Access" in Explorer on Microsoft Windows 10

Just make Control + R and execute regedit.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
right side new DWORD (32 Bit) with name: HubMode
double click and value = 1
restart explorer

Enjoy :)

(Source : https://www.tenforums.com/tutorials/4844-remove-quick-access-navigation-pane-windows-10-a-11.html)