: Always ensure you download mods from trusted sources, as malicious archives can sometimes be used to deliver harmful payloads. Sims 4 Long Lost Relative Feature Discussion - Facebook
: Right-click the littlecousins (4).rar file and select "Extract Here" or "Extract to littlecousins". You should see files ending in .package or .ts4script . littlecousins (4).rar
: Use a free tool like 7-Zip or WinRAR to open the .rar file. : Always ensure you download mods from trusted