A heat gun or blow-dryer works great to soften the adhesive -- if you are afraid of breaking the ribbon cables.
Gravity was not my friend - Note 3 fell from atop a 6' ladder, meeting it's demise.
Parts were spot-on, fitment was perfect.
Make sure you work on a repair mat and use a magnetized screwdriver. Losing a 1mm screw is much worse than finding a needle, even without they haystack!
Ta . . .