Unzip the downloaded file and place all those files into your Sims 4 Tray folder, which can be found at
Documents » Electronic Arts » The Sims 4 » Tray.
Don’t forget to download all the custom content listed. Otherwise, your sim won’t look like mine.
Place custom content files into the Mods folder located at
Documents » Electronic Arts » The Sims 4 » Mods.
CAS Background: https://katverse.com/custom-content/
Skin: https://www.thesimsresource.com/downloads/details/category/sims4-skintones/title/ps-hydra-skin-overlay/id/1368563/
Skintone: https://www.thesimsresource.com/downloads/details/category/sims4-skintones/title/skintone-set-v2/id/1313399/
Body replacements: http://luumiasims.com/post/152404590469/body-redux3-new-body-replacements-to-improve-your
No EA eyelashes: http://cienzroza.tumblr.com/post/160017930275/no-ea-eyelashes
3D Eyelashes: http://kijiko-catfood.com/category/the-sims4/ts4-makeup/
Nose mask: https://obscurus-sims.tumblr.com/post/162047969368/skin-n1-overlay-3-swatches-teen-females-only
Dimples: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-skindetails/title/dimples-n04/id/1330954/
Mouth corners: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-skindetails/title/mouth-corners-n03/id/1330957/
Eyebrows: https://www.thesimsresource.com/downloads/details/category/sims4-hair-facial/title/frs-eyebrows-n09/id/1345935/
Eyes: https://www.thesimsresource.com/members/Crybabies/downloads/details/category/sims4-makeup-female-costumemakeup/title/crybabies–crystal-eyes/id/1380934/
Face highlight: https://katverse.com/custom-content/makeup/ (HC01)
Eyeliner: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-male-eyeliner/title/s-club-wm-ts4-eyelashes-m-201704/id/1366252/
Lipstick: https://obscurus-sims.tumblr.com/post/161321717358/lips-n2-20-colors-teen-males-and-females-hq
Hair: http://simfileshare.net/folder/13711/ (HallowSims_AdeMarco_Shaved.package)
Beard: http://1000-formsoffear.tumblr.com/post/163017209435/dive-mod-collection-for-ts4-male-skin-12-color
Body hair: http://luumiasims.com/post/160374208324/body-hair-v5-body-hair-is-back-and-even-more
Everyday look:
Watch: http://blog.naver.com/p_opart/220327979161
Shirt: https://www.thesimsresource.com/downloads/details/category/sims4-clothing-male-teenadultelder-everyday/title/mike-shirts/id/1370003/
Pants: https://www.thesimsresource.com/downloads/details/category/sims4-clothing-male-teenadultelder-everyday/title/flick-formal-pants/id/1333475/
Shoes: http://dreamteamsims.blogspot.com/2017/07/pixicat-vans-authentic-pro-afam-mxims.html
Formal:
Watch: https://www.thesimsresource.com/artists/toksik/downloads/details/category/sims4-accessories-male-bracelets/title/toksik–magnetized-watch/id/1339694/
Shirt: https://www.thesimsresource.com/members/Pinkzombiecupcakes/downloads/details/category/sims4-clothing-male-teenadultelder-formal/title/tuxedo-shirt-with-vest/id/1320551/
Pants: https://www.thesimsresource.com/downloads/details/category/sims4-clothing-male-teenadultelder-everyday/title/man-colorful-pants/id/1353212/
Shoes: https://kiskot.wixsite.com/toksik/oxford
Sleep:
Boxers: http://chisimi.tumblr.com/post/124296869107/update-download-1-2-3-prices-are-for-rp-only