1. Hover over the side menu and scroll down to find the Custom and Full buttons.
2. Click on the Settings button located next to the Custom button.
3. Check the categories you want to appear in the side menu, and uncheck the ones you don’t want to appear.
4. When you're done, click the Save button.
5. Once you've saved your changes, click the Custom button at the bottom of the Side Menu to see the applied changes
6. You can return to this menu anytime you want to modify your Side Menu.