The instructions I followed are in this thread :
To summarize, in any version of PiTool search for the Hex value 44 24 44 04 00 00 00 C7 44 24 3C 04 and change the last value (which is 04) to 03. Thanks to DJSlanr for that (it’s post number 25 in that thread).
So it looks like this :
