
It may take a while for this process to complete. You can disable compact Windows with compact /compactos:never.
Uncompress Windows 10 by disabling CompactOS. Wait for the process to finish, then head to the final step. You can compress Windows 10′ OS binaries with the following command: Free up disk space in Windows 10 by enabling CompactOS. If it reads the same as the third option, you can leave it as it is or compress/uncompress to suit your preferences. If it is in the compact state, you can head to step 5 to disable it. If it returns the first, continue to the next step. “The system is not in the Compact state but may become compact as needed.” It will remain in this state unless an administrator changes it”ģ. It will remain in this state unless an administrator changes it”Ģ. The system will likely return one of three strings:ġ. In command prompt, type compact /compactos:query. Right-click the “Command Prompt” entry and choose “Run as administrator”. The entire process only takes a minute, but you should only follow through if you really need the space or performance. How to Disable or Enable CompactOS and Reduce Windows 10’s Size To keep your system drive free of unneccesary files, you might want to regularly use Disk Cleanup in Extended mode instead. With our guide, you will also learn how to deactivate CompactOS if you prefer to. On many Windows 10 systems, CompactOS is already activated. With that said, we’re going to show you how to enable CompactOS if you are needing it. If you have a good-sized SSD with 30 GB+ headroom, you’ll be slowing your system with little real benefit. If you have a tablet, for example, you may be running compact Windows right now without knowing it.Įssentially, you should only really use this feature if you really need the space and it’s not on already or you’re trying to squeeze out a little extra performance. It’s also worth noting that Windows 10 tends to enable CompactOS silently on systems where it makes sense. However, while CompactOS does its best to reduce Windows 10’s size without impacting performance, it does have a minor negative impact. As a result, you don’t stand to gain much from CompactOS use – between 2GB and 5GB of space – but that can be a lot if you’re working with a 64 or even 32 GB drive.