Now start the Fallout 4 launcher but do not start the game itself.Move the extracted files into the aforementioned Data folder.esm files (in some cases even folders - e.g. Then, download and extract the archive of the mod you are interested in.By default it is C:\Program Files\Steam\steamapps\Common\Fallout 4\Data. Find Fallout 4's Data folder on your computer.If, however, you have your reasons for installing the mods manually, please follow this instruction. During the manual mod installation, there is a higher chance of an improper installation resulting in a modification not working properly, or at all - this is why it is highly recommended to use one of the methods described above.

The last method is the most difficult and the most dangerous.