Thank you for your post.
At this time, the title bar cannot be removed as this is used to close and open files (left icon) and settings (right icon). I recommend you enter this as a suggestion into our Feature Requests web form at:
This web form populates a database that is monitored by Development and Product Management. Although I could copy your post and paste it into the web form, there are some questions asked that only you can answer.
You can use the 'Kiosk-Mode' with FM Advanced (-: