In the minimalist program window, click “Select Target Folder.” Now navigate to the installation folder for the game you want to compress. Just double-click the EXE file to start the program.

It’s a self-contained program you don’t even have to install anything. Click the link marked “CompactGUI.exe” to download the executable file. Step Two: Download CompactGUIĪn easy-to-use download for CompactGUI is available on GitHub. You can delete a non-functioning game from your storage drive and re-download it if the compression doesn’t work. If you don’t have enough space for a full backup, then just make sure your game save files aren’t in the same folder as the installation files (they usually aren’t). RELATED: How to Manually Back Up Your Steam Game Files The CompactOS functions works fine on most programs, but there’s a small chance that your game might take a performance hit due to the decompression function, or simply stop working altogether. Here’s how to use it.īefore you start this process, it’s a good idea to copy the core files of the game you intend to compress to a backup. It’s like the shrink ray from Honey I Shrunk the Kids…but perfect for your space-hogging video games. Normally, CompactOS only compresses certain files, but with CompactGUI, you can point it to whatever folder you want and compress the files within.

It gives an easy-to-use interface to the CompactOS function, a highly efficient compression tool that Microsoft introduced in Windows 10 (so, needless to say, CompactGUI will only work on Windows 10 systems). If you’re tired of watching your free space shrink down to slivers, there’s a neat little tool called CompactGUI that can help. RELATED: How to Save Space on Storage-Starved PCs With Windows 10's 'CompactOS' Pretty soon, even the most capacious drives start to feel a little snug. Maybe 10 gigabytes for Far Cry 3 doesn’t sound like too much…until you add 67 gigabytes for the new DOOM, and 80 freakin’ gigabytes for Shadow of War. Game installations have ballooned into drive-filling behemoths. Developers of PC games, you’re getting kind of sloppy.

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