What to do if remote control does not work properly?

  Please do the following check: Make sure there are no obstructions in the way of the IR receiver on the device. Move closer to the receiver (within 23 feet) or change the angle (within 30 degrees) to the receiver. Replace the batteries. Even if lights on the remote control are on, weak batteries may still cause the remote control to oper...

Android mobile phones are unable to mirror cast via Google Home App.

Recently we've noticed an incompatibility issue between some ViewSonic smart projectors and Google Home App with the latest update. Some users might not see ViewSonic projectors on the device list when trying to mirror cast their Android mobile phone to ViewSonic projectors via Google Home App.  We are aware of this issue and currently workin...

What to do when my projector auto shuts down?

There are some possible reasons caused, please check below first:   <Airflow>        Air Flow is important for cooling:   Please make sure the intake and exhaust vents are free from obstruction. Make sure the projector is not enclosed or right against a wall - it needs ventilation space. Don’t place the projector on top of other electr...

What is the maximum resolution for the projector.

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 LCD displays as this will provide the clearest possible image from the device. Check the product page for your model on the Viewsonic website and you will see the native resolution displaye...

How do I connect external speaker(s) to my projector?

1.Wired connection:   1.1 via 3.5mm audio out:       If the projector is equipped with a 3.5 mm audio out mini jack, usually it is  green and marked as          Audio Out. Please connect a 3.5 mm audio cable between speaker and projector for audio output        purpose.     1.2 via S/PDIF:        If the model is equipped with S/PDIF por...

What to do if there is high pitched noise coming from the projector?

Please connect the projector to a different AC outlet.   Connect the projector to another computer/player.   In case above crosscheck remains the same result, please contact ViewSonic service center.

Where can I find ViewSonic projector distance calculator?

Please go to Projector Distance Calculator. Enter the desired distance from the screen to calculate the image dimensions. Try different distance values until you find the desired image size.

How to change the projector lamp in a projector?

The methods for changing the projector lamp (bulb) differ depending on the model of the projector. For accurate instructions, you can find lamp swapping instruction at ViewSonic product download page.   <Note> It is recommended that you use an authentic ViewSonic replacement lamp.  

How to solve flickering image on projector?

  Make sure the signal cable is securely connected.           2.Try another video input source or cable or device to crosscheck.           3.Check the current resolution and refresh rate set in the graphic card or video source is            compatible with the projector. You can refer to refresh rate setting video.           How t...

How to mirror an iPad or an iPhone screen to a projector?

There are 2 ways to mirror from iPad, iPhone (4 or later), or iPod Touch (4th Gen or later):   1. Use an Apple original "Lightning Digital AV Adapter" or "USB-C Digital AV Multiport Adapter" to connect your device to a ViewSonic projector. You might encounter no signal if you don’t use APPLE original adapter.   2.If your projector is equipp...

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