Windows 10 Services

Disk I/O Rate Filter Driver - Windows 10 Service

Provides rate control for disk I/O traffic.

This service exists in Windows 10 only.

Startup Type

Windows 10 edition 1507 1511 1607 1703
Home not exists not exists Boot Boot
Pro not exists not exists Boot Boot
Education not exists not exists Boot Boot
Enterprise not exists not exists Boot Boot

Default Properties

Display name:Disk I/O Rate Filter Driver
Service name:iorate
Error control:critical
Group:PnP Filter

Default Behavior

The Disk I/O Rate Filter Driver service is a kernel mode driver. If Disk I/O Rate Filter Driver fails to load or initialize, the error is logged and the computer attempts to restart, using the Last Known Good configuration. If the Last Known Good configuration fails, Windows 10 startup also fails, and the boot process halts with a Stop error. If you disable this service, Windows 10 will fail to start. Do NOT change this service startup configuration if your computer is working.

Restore Default Startup Type for Disk I/O Rate Filter Driver

Automated Restore

1. Select your Windows 10 edition and release, and then click on the Download button below.

2. Save the RestoreDiskIORateFilterDriverWindows10.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the iorate.sys file exists in the %WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows 10 installation media.