09-24-2019 10:46 AM
There should be an option to edit/remove the title through the Media timeline.
On the title slide, tap on the pencil icon to edit information.
To remove the slide, you can tap on the menu icon on the upper right hand side of the slide (after tapping the pencil icon).
Let us know how it goes. You may also check How to Create A Multi-Clip Edit in the GoPro App for reference.