This often happens after a Windows update or an incomplete software uninstallation.

Sometimes the "updated" version gets stuck in a loop trying to check for a connection that isn't there.

By itself, the file is safe. However, malware often "camouflages" itself by using the names of legitimate system files.

Reinstall the ViewSonic Display Controller or the specific driver for your monitor model from the official ViewSonic website. 2. High CPU or Memory Usage

Older versions of hardware utility tools often have vulnerabilities. Updated versions of vsut64.exe include better encryption for communication between the monitor and the OS.

The legitimate vsut64.exe is usually located in a subfolder within C:\Program Files\ViewSonic\ or C:\Program Files (x86)\ . If you find it in C:\Windows\System32 or your Temp folder, it is likely a Trojan.

The (typically standing for V iew S onic U pdate T ool 64-bit) is a background utility process associated with ViewSonic display software. It is primarily used to manage firmware updates, color profile adjustments, and software synchronization for ViewSonic monitors and interactive displays.