On a computer, click the small yellow + button in the header, or click the Add new Competition button in the Competitions menu.

On mobile, tap the small menu icon in the header, then tap the Add new Competition button.

You should be redirected to the following page: Add new competition

You can click on the  competition name, on image, or on the button with icon of eyes.

Some fields have default values, and if you let them empty, then the default values will be used.

The fields marked with starts are required to be filled.

Of course! 

Until the competition is not finished you can modify the competition details. Of course they are some exceptions. 

If the competition was started and has participants, results, then you cannot modify the category.

If the competition is new, you just started to complete the details and you did not save yet, all settings are not visible. For example: image, visibility, access code, etc.

All settings are visible when you modify a competition, or after you complete the main settings of a selected competition and saved it.