[Plugin: All-in-One Event Calendar] Update Settings Button

What browser are you using please?

I’m having the same issue, I’m using Chrome.

@nikitamarlay
Are you using the latest version of the plugin?
Also, what is your WP version?

Please provide a screenshot if possible, this will help us debug further

I’m having the same issue
getting error
Call to undefined function submit_button() in /wordpress/wp-content/plugins/all-in-one-event-calendar/app/view/settings.php on line 16