You cannot remove the Tada watermark if on a Basic(free) Plan. You would have to upgrade to our Premium Plans & up to remove the branding. You can check the pricing and other features here that would be included if you are going to upgrade from the free plan.
I want to remove the watermark, how?
Can I remove the Tada branding even when on a free plan?
Do I need to upgrade to remove the Tada branding?
Will I get an option to remove the Tada watermark?
Can I hide the Tada branding?