Check if this helps:

http://www.askvg.com/how-to-disable-quick-access-aka-home-view-in-windows-10-file-explorer/

Yeah, it works. But this method also turns off drag n drop feature. Any other solutions?

Hi,

You can delete Quick access from the left side of the File Explorer by editing the registry. Before performing the steps, kindly back up your registry first. To back up your registry follow the steps found on this link. After backing up your registry, follow the steps below in how to delete Quick access:

STEP 1: Make sure to set File Explorer to access "This PC" by default.There will be an error when you open File Explorer if you do not do this step. To make File Explorer to access "This PC" by default, perform these steps:

1. Access Control Panel.
2. Choose File Explorer Options
3. Under Privacy, uncheck Show recently used files in Quick access and Show frequently used folders in Quick access.
4. Click the Open File Explorer to: drop-down menu, and then choose This PC.
5. Click Apply, and then click OK.

STEP 2: Edit the registry to delete Quick access from File Explorer. To do this, follow these steps:

1. Simultaneously press the Windows key and the letter R on your keyboard.
2. In the Run box, type regedit.
3. Expand the HKEY_CLASSES_ROOT folder.
4. Under HKEY_CLASSES_ROOT folder, expand the CLSID folder.
5. Under the CLSID folder expand the {679f85cb-0220-4080-b29b-5540cc05aab6} folder.
6. Right click Shellfolder, and the click Permissions.
7. In the Permissions window, select Advanced.
8. At the top of the Advances Security Settings for ShellFolder, select Change.
9. In the Select User, Computer, Service Account, or Group window, click Advanced.
10. Click Find Now.
11. Under Search results:, choose Administrators.
12. Click OK.
13. Click Apply, and the click OK.
14. In the Permissions window, select Administrators under Group or user names:.
15. Under Permissions for Administrators, click the Full Control Allow check box.
16. Click Apply, and then click OK.
17. On the right pane of the registry, double-click Attributes.
18. Change the Value data to a0600000.
19. Click OK.
20. Restart your computer.
21. After restarting, open File Explorer, and then check if Quick access is still on the left pane.

If you want to make Quick access to appear again, just change the Value data of Attributes to a0100000.

After performing the steps above, kindly share with us the result.