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Got my iFixit repair kit to fix a cracked digitizer on an iPad Mini 2. Instructions said to cover the screen in packing tape, but the suction cup provided does not adhere to packing tape – not at all. Zero adhesion! So I’m stuck. Any suggestions?
The cup will work! The tape you used was not laid down smoothly enough for the cup to grab and/or the tape was textured like duck tape. Keep in mind you also need to apply heat to the display so the adhesive softens. I would apply the tape mostly in the middle leaving a small margin around the edges so you can get to the area where the display is adhered with a heat gun or iOpener without heating the tape directly as well as make sure I don’t create to many wrinkles in the tape for the better suction. Work on one side at a time and use the picks and/or cards to help hold the glass from re-adhering going in a clockwise direction. To help in getting the cup to adhere you can apply a bit of petroleum jelly to the cup to help improve the seal. You’ll want to fully clean the cup afterwards as applying it directly to glass will leave a good mark which will be hard to clean off. Don’t forget to wear safety glasses!!