First cut off a very clean and not bended stripe of copper tape

carefully peal it off and glue it to the sticky side of the capton tape

Fixate the toner transfer paper to the sheet

Release the from the tape with water

check traces - FAIL

check traces - WIN

etch it

looking good!

way too much glue

I have to find out what tape has more glue and get rid of it and/or find a glue that is acetone resistant