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/category/custom-content/cas-background/
Skin: http://catplnt.tumblr.com/post/159307756410/a-female-only-skin-overlay-non-default-teen-to
Skintone: https://www.thesimsresource.com/downloads/details/category/sims4-skintones/title/skintone-set-v2/id/1313399/
Skin overlay: https://goppolsme.tumblr.com/post/162938014862/gpme-f-overlay-skin-v1-female-download-thanks
Body replacements: http://luumiasims.com/post/152404590469/body-redux3-new-body-replacements-to-improve-your
Freckles: https://katverse.com/custom-content/makeup/
Eyebrows: https://www.thesimsresource.com/downloads/details/category/sims4-hair-facial/title/s-club-wm-ts4-eyebrows-f-201704-/id/1370174/
No EA eyelashes: http://cienzroza.tumblr.com/post/160017930275/no-ea-eyelashes
3D Eyelashes: http://kijiko-catfood.com/category/the-sims4/ts4-makeup/
Eyes: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-costumemakeup/title/crybabies–crystal-eyes/id/1380934/
Eyebag: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-eyeshadow/title/s-club-ll-thesims4-eyebag-f03/id/1329049/
Mouth corners: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-skindetails/title/mouth-corners-%7C-n01/id/1323870/
Nails: https://www.thesimsresource.com/downloads/details/category/sims4-accessories-female-rings/title/nails-1–accessory/id/1329034/
Baby hair: http://candycanesugary.tumblr.com/post/151192203125/baby-hair-eve-3-to-4-conversion-21-swatches
Hair 1: https://simshitxx.tumblr.com/post/136011586788/simpliciaty
Hair 2: http://gramssims.tumblr.com/post/162953811762/merida-hair-12-swatches-custom-thumbnail
Hair 3: https://www.patreon.com/Ebonixsims/
Hair 4: http://simfileshare.net/folder/13711/ (HallowSims_NewseaSexyBomb.package)
Hair 5: http://simpliciaty.blogspot.com/2017/05/starfall-hair-mesh-edit.html
Lipstick: https://obscurus-sims.tumblr.com/post/161321717358/lips-n2-20-colors-teen-males-and-females-hq
Eyeliner: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-eyeliner/title/bobur-eyeliner-08/id/1374641/
Blush: https://www.thesimsresource.com/downloads/details/category/sims4-makeup-female-blush/title/imf-rosebud-blush-n.24/id/1385177/
Dress: http://maleficaxd.blogspot.com/2015/08/vestido-de-merida.html
Bow: http://angelkwan6.wixsite.com/studiok/single-post/2015/03/25/Legolasfull-outfit
Arrow: http://karzalee.tumblr.com/post/120173210688/arrow-for-hand-accessories-for-female-male
Dance mod: http://conceptdesign97sims.tumblr.com/post/162816934293/the-sims-4-mmd-dance-elektrika-for-all-ages