Requirements

EUP: https://www.lcpdfr.com/downloads/gta5mods/scripts/13245-eup-menu/
Law & Order: https://www.lcpdfr.com/downloads/gta5mods/character/8151-emergency-uniforms-pack-law-order/

EUP Menu installation is explained in the link.
After installing EUP Menu, you need to download file from the second link and install the .oiv file from OpenIV to the "mods" folder.

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For male (Erkek folder):

Put jbib_diff_004_y_uni.ytd , jbib_diff_007_v_uni.ytd and jbib_diff_007_w_uni.ytd in “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_m_freemode_01_mp_m_importexport_01”.

Put task_diff_007_e_uni.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_m_freemode_01”.

Put lowr_diff_001_c_uni.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_m_freemode_01_mp_m_gunrunning_01”.

(OPTIONAL - Black Helmet) Put p_head_diff_017_g.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds_p.rpf\mp_m_freemode_01_p”.

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For female (Kadın folder):

Put jbib_diff_004_v_uni.ytd , jbib_diff_007_y_uni.ytd and jbib_diff_007_w_uni.ytd in “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_f_freemode_01_mp_f_importexport_01”.

Put task_diff_007_e_uni.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_f_freemode_01”.

Put lowr_diff_001_c_uni.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds.rpf\mp_f_freemode_01_mp_f_gunrunning_01”.

(OPTIONAL - Black Helmet) p_head_diff_017_g.ytd into “GTAV\mods\update\x64\dlcpacks\eup\dlc.rpf\x64\eup_componentpeds_p.rpf\mp_f_freemode_01_p”.

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After applying the outfits, put the wardrobe.ini file in the ZIP under "GTA V main folder > plugins > EUP".

NOTE: If you already have your own wardrobe.ini saved, instead of changing the file, open the wardrobe.ini in the ZIP, copy all the text and paste it into your own wardrobe.ini file.