If your touchpad touchpad keyboard cable is damaged,don't need to change new device, just buy this item and replace your damage Flex Cable , let your trackpad work again. Identifying Numbers: PPN: 821-01050-A,821-01050, 821-01669. Package including:1x New Trackpad IPD Flex Cable Compatibility: -Compatible with MacBook Pro 15" Touch Bar Late 2016 A1707 (EMC 3072) For MacBookPro13,3 Late 2016: MLH32LL/A or MLW72LL/A (2.6 GHz Core i7) For MacBookPro13,3 Late 2016: MLH42LL/A or MLW82LL/A (2.7 GHz Core i7) For MacBookPro13,3 Late 2016: BTO/CTO (2.9 GHz Core i7) -Compatible with MacBook Pro 15" Touch Bar 2017 A1707 (EMC 3162) For MacBookPro14,3 Mid 2017: MPTR2LL/A or MPTU2LL/A (2.8 GHz Core i7) For MacBookPro14,3 Mid 2017: MPTT2LL/A or MPTV2LL/A (2.9 GHz Core i7) For MacBookPro14,3 Mid 2017: BTO/CTO (3.1 GHz Core i7) -Compatible with MacBook Pro 15" Touch Bar 2018 A1990 (EMC 3215) For MacBookPro15,1 2018: MR932LL/A or MR962LL/A (2.2 GHz Core i7) For MacBookPro15,1 2018: MR942LL/A or MR972LL/A (2.6 GHz Core i7) For MacBookPro15,3 2018: BTO/CTO (2.6 GHz Core i7) For MacBookPro15,3 2018: BTO/CTO (2.9 GHz Core i9) -Compatible with MacBook Pro 15" Touch Bar 2019 A1990 (EMC 3359) For MacBookPro15,1 2019: MV902LL/A or MV922LL/A (2.6 GHz Core i7) For MacBookPro15,1 2019: MV912LL/A or MV932LL/A (2.3 GHz Core i9) For MacBookPro15,1 2019: BTO (2.4 GHz Core i9) For MacBookPro15,3 2019: BTO (2.3 GHz Core i9) For MacBookPro15,3 2019: BTO (2.4 GHz Core i9) -Note:Both of the Model "Axxxx" and EMC "xxxx " Number are located beneath the lower case of the laptop, please double check it to determine the compatibility.

Tips:Before purchg, please carefully review the and pictures and check your computer year and part number to make sure you are ordering the correct one. If you are not sure about your computer model, please confirm with us and send your model number and pictures to us. Install:The IPD trackpad cable connects the trackpad and keyboard to the logic board, Installation is easy but do see some online videos to ensure you dont damage it. Identifying Numbers: PPN: 821-01050-A,821-01050, 821-01669. Compatible Model:Compatible with MacBook Pro 15" Retina A1707 and A1990 Late 2016 to 2019:MacBookPro13,3 Late 2016: (MLH32LL/A,MLW72LL/A ,MLH42LL/A,MLW82LL/A,BTO/CTO),MacBookPro14,3 Mid 2017: (MPTR2LL/A,MPTU2LL/A,MPTT2LL/A,MPTV2LL/A,BTO/CTO),MacBookPro15,1 2018:(MR932LL/A, MR962LL/A,MR942LL/A,MR972LL/A),MacBookPro15,3 2018: (BTO/CTO),MacBookPro15,1 2019: (MV902LL/A,MV922LL/A, MV912LL/A,MV932LL/A,BTO),MacBookPro15,3 2019: (BTO). Best Choice:If the trackpad touchpad flex cable in your laptop is damaged or defective and not working properly, this A1707 touchpad cable is the lowest cost solution to your trackpad not working problem. This will be your best choice.