Well. ithis is multilayer tape - at least three *very* thin layers. Expect ugly results, if any.
By removing the traces of glue from the frame, you will also remove the protective covers of the microphone and whatnot at the home button side,, as well as the speaker cover at the other side, because the glue does its duty…
You should, at least, mention which wattage is used for the 30 seconds heating - 750 isn’t enough, obviously. Display shatterered . Thanks.