mailCore.js- this is the file that we'll be creating our function in. You can find this file in the content folder which is here:
comm -> mail -> base -> content.
openAboutSupport(). If you are new to programming you can find this function easily is most editors by doing a search with ctrl+f to open up a search field - you can put
openAboutSupport()in there and it should highlight that function.
comm -> mail -> components -> customizableui -> content- we are going to open the file
panelUI.inc.xhtmland find the
"appmenu_help"toolbarbutton (you'll likely want to use Ctrl+F again to find it).
appmenu_helptoolbarbutton, insert the following code below it:
./mach buildcommand. Once you have built Thunderbird with the changes, we can use
./mach runto try out our modified version of Thunderbird.
/commdirectory) - these will remove all the changes you've made: