With Madyourself, you can make your own template to re-use it later and update it with new assets. It allows you to save lots of time when you've found effective ads design.
To make a template of a banner, click on the Templatify icon.
Then choose a name for your Template and click on "Templatify"
Once your template is created, you can create a new creative from it.
Click on "New creative"
Then Activate "Your Template" option
And choose the template you want.
Now you can click on "Create".
If you want to delete a template, you have to click on "Your Templates" in the burger menu.
And click on the "Trash" icon.