This "solution" doesn't work on Mac...Put Caps Lock on and then do SHIFT + G to get it lowercase.
The easiest way would have been, if the modder had kept it simple and didn't use any keys as shortcuts. It would have been enough to find the guides menu at the bottom of the screen.
Or if he had been capable to leave out the customization screens... I mean, it's totally pointless to occupy a key inside a screen where you can customize names and relationships. - my 2 ct & no offense meant