To compress an NTFS drive

You must be logged on as an administrator or a member of the Administrators group in order to complete this procedure. If your computer is connected to a network, network policy settings may also prevent you from completing this procedure. 


Open My Computer


Right-click the drive you want to compress.


Click Properties.


On the General tab, select the Compress drive to save disk space check box, and then click OK.


In Confirm Attribute Changes, select the option you want.


To open My Computer, click Start, and then click My Computer

Related Topics

File compression overview

Compress a file or folder on an NTFS drive

Convert a volume to NTFS from the command prompt

Display encrypted or compressed NTFS files in color

© 2017 Microsoft Corporation. All rights reserved. Contact Us |Terms of Use |Trademarks |Privacy & Cookies