The iusb3mon.exe file is a fundamental part of the Intel USB 3.0 eXtensible Host Controller software. The name IUSB3Mon stands for Intel USB 3.0 Monitor.

What Does iusb3mon.exe Do?

The iusb3mon.exe process runs in the background on Windows. It monitors all active USB ports and listens for changes. When a device is plugged into or removed from a USB 3.0 port, it triggers a pop-up notification.

Is iusb3mon.exe a Virus?

To check if iusb3mon.exe is safe, confirm that the file is in the correct folder.

1. Open File Explorer.
2. Go to C:\Program Files\Intel\Intel(R) USB 3.0 eXtensible Host Controller Driver\Application.
3. If iusb3mon.exe is in this folder, it is not malware.

If the process uses too many resources or behaves strangely, it might be harmful. The steps below can help fix the issue.

How to Fix iusb3mon.exe System Error

1. Scan for Viruses

First, check if iusb3mon.exe is a threat. Running an antivirus scan can detect and remove harmful files.

1. Type virus in the Windows search bar and open Virus & Threat Protection.
2. Click Run a new advanced scan.
3. Choose Full Scan and click Scan Now.

Windows Security will scan the system for viruses and malware.

2. Remove iusb3mon.exe

You can delete iusb3mon.exe, but this may affect USB 3.0 software. Instead, uninstall the Intel USB 3.0 eXtensible Host Controller.

1. Press Win + R, type appwiz.cpl, and press Enter.
2. Find Intel(R) USB 3.0 eXtensible Host Controller in Programs and Features.
3. Right-click it and select Uninstall.
4. Follow the on-screen steps and restart your PC.

Uninstaller software can also remove all related files and registry entries.

3. Update Drivers

Since iusb3mon.exe is part of a driver, updating it may fix errors.

4. Reinstall the Software

If updating does not help, uninstall the driver and install it again. Download the latest version from intel.com and reinstall it manually.

5. Reset Your PC

If nothing works, resetting Windows may fix the error. A reset keeps your files but restores system settings to default.