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Analog extension cables, adapters, docking stations and longer cables may be prone to generate ghosting, lines, double images, or poor focus. The improper ...

When a digital signal is connected (e.g. HDMI, DisplayPort, DVI), there are certain options greyed out in OSD menu as preset settings that cannot be changed...

To locate the maximum or native resolution for a projector, there are a few places this can be found.  We highly recommend using the native resolution for ...

Please refer to this FAQ.

Parts can be purchased from our parts store. Go to https://www.viewsonic.com/parts/

Each product has its own list of compatible video, audio and image formats. The best way to know what file type is specifically supported by your product is...

Stuck or twinkling pixels on the projected image may be due to a defective DMD chip. These pixels can show up as bright, dark or twinkling points. They loo...

If the external monitor/ projector is not automatically detected and displaying an image, you will need to use a function key to enable or activate the func...

Windows update may cause some issues with screen resolution setting being lost, Please follow below steps to change the resolution of the screen and check: ...

Please check below:   1.Plesae refer to the user guide and adjust Aspect ratio with example below.   2. It could be the format of the movie since not ...