1.) Open the file with 7zip, WinRAR or another program that permits you to unzip these kinds of information
2.) Unzip the file into your MAP FOLDER who begin in your server.cfg
3.) For FiveM servers – Drop the file AirportTowingYardGarage.ymap to the Stream folder that needs to be in your Map folder, and that folder shall should be up in your server Assets folder. After you might have that prepared, you will want to begin the script in your Server.cfg
Set up SINGLEPLAYER:
1.) Extract the YMAP from the folder and set it in your desktop
2.) Open OpenIV, set up it in case you don’t have it already
3.) *****Ensure you go into edit mode*****
4.) Click on replace> x64> dlcpacks> custom_maps>dlc.rpf> x64> ranges> gta5> citye> maps> custom_maps.rpf
Credit:
arfan modding gta, Mcarnes