If the file causes crashes at startup, use a Clean Boot to isolate the problem. Press Win + R , type msconfig , and press .
Usually resides within a subfolder of C:\Program Files\ or C:\Program Files (x86)\ dedicated to the parent hardware manufacturer.
Under the tab, check the box that says Hide all Microsoft services , then click Disable all .
: Since the hardware uses DisplayLink tech, downloading the latest universal drivers directly from the DisplayLink website can often resolve issues where the built-in Acer driver fails. Device Support For official manuals, FAQs, and registered support for the , you can visit the Acer Product Support Page . dlusb-c120.exe
: It initializes the Grain Media GM12U320 controller inside the projector.
When clicking on dlusb-c120.exe, no installation window appears.
Understanding and Fixing dlusb-c120.exe: Acer C120 Projector Driver Issues If the file causes crashes at startup, use
This guide provides a comprehensive overview of dlusb-c120.exe, how to verify its legitimacy, and steps to remove it if it poses a risk. Understanding dlusb-c120.exe
The primary function of dlusb-c120.exe is to install the USB driver for the connected device. This involves copying the necessary driver files to the system directory and registering them with the operating system.
If your "feature" is intended to fix a bug, here are the most common points of failure: Under the tab, check the box that says
Only obtain drivers and software directly from the official manufacturer’s website. Avoid third-party driver update software.
The executable is tightly bound to the performance profiles of the hardware it supports. The following table highlights how the software utilizes system hardware based on the connection type: USB 3.0 Connection USB 2.0 Connection 100 Lumens (via Y-cable or DC wall plug) 75 Lumens (restricted power delivery) Native Resolution 854 x 480 WVGA 854 x 480 WVGA Refresh Latency Very Low (Optimized data transfer) Noticeable lag during rapid video playback Primary Dependency Direct X (Non-3D gaming workloads) Standard 2D Windows Frame Buffer Standard Installation and Setup Guide
If your computer exhibits any of the following symptoms alongside the presence of dlusb-c120.exe, the file may be malicious:
Go to > Advanced options > Startup Settings > Restart .
By following this guide, you can safely utilize the file to bridge the connection between your computer and your peripheral devices. If you no longer use the C-120 cable, this file can be safely deleted to save space.