In a significant shift for Windows 11, Microsoft is set to lift the long-standing 32GB size limit on FAT32 partitions, expanding it to a robust 2TB. This change, which has remained unchanged for nearly three decades, was announced in a recent blog post and will first be rolled out through the Windows 11 Insider Preview Build 27686, accessible via the Canary Channel.
Windows Insider
While Microsoft has technically supported larger FAT32 sizes, the inability to create such partitions through Disk Management has limited users. FAT32 remains a popular choice due to its compatibility with a wide range of operating systems and devices equipped with USB ports. Although exFAT was introduced with Windows XP, many older systems do not recognize this format, making the increased FAT32 limit particularly advantageous.
With the upcoming integration, users will no longer need to rely on alternative operating systems, PowerShell, or third-party applications to create larger FAT32 partitions. Currently, this functionality is available through the command line using DISKPART.EXE, while the GUI-based Disk Management continues to impose the 32GB limit. Enhancements to the Disk Management function are anticipated, as it could benefit from the ability to format FAT32 partitions up to 2TB.
Other Additions to Windows 11 Preview Build 27686
In addition to the FAT32 update, Microsoft is introducing several noteworthy features in the upcoming Canary Build:
- The introduction of the new Windows Sandbox Client Preview, which includes clipboard redirection, audio/video input control, and the ability to share folders with the host during runtime.
- A new
‘Detach Virtual Hard Disk (VHD/VHDX)’ button in Settings, simplifying the process of detaching virtual hard disks as needed. - Implementation of periodic networking tests in the background to collect diagnostic data, allowing for up to 10MB of data collection per day via Ethernet, WiFi, and non-metered connections.
Additionally, several issues have been addressed, including the automatic re-mounting of VHDs and synchronization of the battery icon on the lock screen with the actual battery level of the PC. While not every change in the Canary Channel’s Preview Build is guaranteed to make it to public releases, there is optimism that these enhancements, particularly the expanded FAT32 capabilities, will be included in future updates, ideally within the GUI-based Disk Management interface.
