GTA5-Mods.com 에 오신 것을 환영합니다

I need help with the 3rd step, "Replace all files of "2-Update.RPF Files for Atmosphere & Weathers"
with OpenIV each by each. For example: Enter Timecycle folder, Press green plus
icon and select all timecycles. Not before enter timecycle folder.", idk why, but I can't make sense of what it says.