They are multiple YouTube videos of how you can apply them.
102W adapter charger 15V 6.33a for Microsoft Surface Book (1/2/3),Surface Pro 7 6 5 4 3 X, Surface Laptop (1/2/3/4), Surface Laptop Go, Surface Go (1/2)
HSSDTECH Rear Connector Replacement for Microsoft Surface Book 1/2/3 13.5 1704 1705 1769 1832 1835 1785 1909 Surface Book 1/2/3 15 1813 1793 Dual-Row Connector For Dedicated GPU Models
Gintai LCD Screen Sticker Adhesive Strips Replacement for Microsoft Surface Book 1 Book 2 Book 3 13.5"
G3HTA023H G3HTA024H Keyboard Battery Compatible with Microsoft Surface Book 1 Model 1703 1704 1705 13.5-inch Keyboard G3HTA021H G3HTA048H(Not Fits for Book 1 Screen) (7.5V 51Wh)
GBOLE Screen Replacement for Microsoft Surface Book 1 1703 1704 1705 1706 Book 2 1803 1804 1805 1806 LCD LED Touch Screen Display Digitizer Assembly
ZAHARA Upgraded Battery Cable, Flexible Strap for Microsoft, Surface BOOK 1 1785 14140BH40QS
