Help:Growth/Tools/Enable the Homepage/en

The Homepage is not enabled by default for all users. The page can be enabled in user preferences, in the tab.

Check on the section for the. It will show another checkbox, called "". Checking this checkbox will make your username in top right go directly to Special:Homepage rather than to your user page. The target of your username will not change for anyone else than you, and it will not take effect anywhere else. Newcomers who have Homepage enabled have checked both checkboxes.

This would cover the cases where you're a wiki instructor and want your mentees to have homepage enabled, or if you want to try the homepage for yourself.