: Running the file initiates the "Display over USB" service, allowing your computer to recognize the projector as a secondary display.
The dlusb-c120.exe file is an essential component for specific USB-connected peripherals. While it is safe under normal circumstances, keeping your security software updated and downloading drivers strictly from verified manufacturers is the best way to keep your operating system secure and stable.
If the error started appearing after a recent change:
Right-click the file, select Properties , and navigate to the Digital Signatures tab. Legitimate software developers sign their executables to guarantee authenticity.
| Component | Minimum Requirement | | :--- | :--- | | | Intel Core 2 Duo 2.0GHz or higher | | RAM | 2GB DDR SDRAM or higher | | Operating System | Windows XP (32-bit SP3), Windows Vista (32/64-bit SP2), Windows 7 (32/64-bit) | | Compatibility | Supports both USB 2.0 and USB 3.0 ports | | OS Support Note | Official support is for Windows; Mac and Android OS are not supported. |