[Guide] How to Close Metro Apps Permanently in Windows 8.1? - AskVG 1. Type regedit in RUN dialog box or Start Screen search box and press Enter. It'll open Registry Editor. 2. Now go to following key: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\ImmersiveShell 3. Create a new key Switcher under ImmersiveShell key so the final key path would be: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\ImmersiveShell\Switcher 4. Now in right-side pane, create a new DWORD CloseDwellTimeout and keep its value as 0 Here CloseDwellTimeout represents timeout value expressed in milliseconds which is set to 1000 ms by default. Settings it to 0 will completely remove the waiting time. You can set it to any desired decimal value. in Informatique > w8with applicationclosew8.1by 2 users