✦ Portability: If someone wants to play their Steam games on multiple computers, moving the games to an external hard drive allows them to take their games with them and play them on any computer with Steam installed. Moving games to an external hard drive can free up space on the computer's hard drive for other files and applications. ✦ Running out of storage space: Steam games can take up a lot of space on a computer's hard drive, especially if the computer has a small or limited amount of storage. Generally, there are several reasons why people may want to move their Steam games to an external hard drive: Is there any other way? Please tell me what to do, thanks!' I want to move my Steam games to an external hard drive, and I know that the copy and paste method won't work.