source : https://www.ghacks.net/2017/10/20/remove-3d-objects-from-this-pc-in-windows-10/

1.Use the Windows-R key to open the run box on the Windows 10 machine.

2.Type regedit.exe, and hit the Enter-key. This loads the Windows Registry editor.

3.Confirm the UAC prompt that Windows displays when you launch the Registry Editor.

4.Visit HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\MyComputer\NameSpace by pasting the address into the address field.

5.Locate {0DB7E03F-FC29-4DC6-9020-FF41B59E513A}.

6.Right-click on the entry, and select delete.

7.Visit HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\MyComputer\NameSpace.

8.Locate {0DB7E03F-FC29-4DC6-9020-FF41B59E513A}.

9.Right-click on the entry, and select delete.

Supprimer le dossier  Objets 3D : C:\Users\[Nom_Utilisateur]\3D Objects