FAT12/16/32 File System Driver - Windows 11 Service
Note - dependance on CDROM.SYS only if required to read/write DVD-RAM media (which appears as CD class device). (Core) (All pieces).
This service also exists in Windows 10, 7, 8, Vista and XP.
Startup Type
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | Manual | Manual | Manual | Manual |
| 22H2 | Manual | Manual | Manual | Manual |
| 23H2 | Manual | Manual | Manual | Manual |
| 24H2 | Manual | Manual | Manual | Manual |
Default Properties
| Display name: | FAT12/16/32 File System Driver |
| Service name: | fastfat |
| Type: | filesys |
| Error control: | normal |
| Group: | Boot File System |
Default Behavior
The FAT12/16/32 File System Driver service is a file system driver. If FAT12/16/32 File System Driver fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the fastfat service has failed to start.
Restore Default Startup Type for FAT12/16/32 File System Driver
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreFAT121632FileSystemDriverWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.