This video will cover how to tell if your MFD digitizer is in need of replacement and how to save a ton of money by doing it yourself. 

Parts Needed: (affiliate commissions are made through these links) 
Multi-Function Display Digitizer:

eBay: https://ebay.us/DqwErp
Amazon: https://amzn.to/3kv0o98

Tools Needed:
1/4" Socket Set - metric
https://amzn.to/3znyzps

Plastic Razor:
https://amzn.to/3yvd4Ss

Screwdrivers:
https://amzn.to/3Dgkc8N