How do I connect my Optoma projector to my Mac?
You still will need a video adapter to connect to one of the projector’s video input ports.
- Turn off your MacBook and your Optoma projector.
- Connect one end of the USB cable to the USB port on the back of your Optoma projector, and then connect the other end of the cable to an available USB port on your MacBook.
How do I connect my Optoma projector to my computer?
- Press the “Power” button on your laptop and your Optoma projector to shut them off.
- Plug one end of an HDMI cable into the HDMI input on your Optoma projector.
- Plug the other end of the cable into your laptop’s HDMI port, being careful to ensure that it is oriented the right way.
How do I use an Optoma projector with USB?

Connect the power cable and turn on the projector by pressing the Power button. 2. Plug in a USB flash disk to your projector. The Multi-Media menu opens.
How do I connect Macbook Air to projector?
Connect a display, TV, or projector to Mac
- Connect a display to a USB-C port: Use a Thunderbolt 3 (USB-C) cable to connect the display to the USB-C port on your Mac.
- Connect a display, TV, or projector that has an HDMI connector: Plug the device’s HDMI cable directly into the HDMI port on your Mac.
How do I get my USB to work on my projector?
Connecting a USB Device or Camera to the Projector

- If your USB device came with a power adapter, plug the device into an electrical outlet.
- Connect the USB cable (or USB flash drive or USB memory card reader) into the projector’s USB TypeA port shown here.
Can a MacBook Air connect to a projector?
You can use an external display, a projector, or an HDTV with your MacBook Air. The USB-C ports on your MacBook Air support video output. Connect a VGA display or projector: Use a USB-C VGA Multiport Adapter to connect the display or projector to a Thunderbolt / USB 4 port on your MacBook Air.
Why does my pico projector says no signal?
These are the most common reasons you may be seeing the “No Signal” message: The projector and the source device are not connected correctly. Check that the cables and adapters are firmly plugged in. Check that you are using the proper cable and/or adapter to connect your source device to the projector.
Why is my projector not reading my USB?
How do I connect my MacBook Pro to a projector with USB?
How to connect your Mac to a projector
- Plug your cord into the display output port on your Mac (Thunderbolt 3, USB-C.
- Connect the other end of the cord to either your projector directly or an adapter that converts the signal from your Mac to the correct input for the projector.
- Power your projector on.
Why is my pico projector saying no signal?
Can you connect a Mac to a projector?
HDMI Port: If you have an HDMI port on your Mac, you can connect directly to a projector with the projector’s HDMI cord without using an adapter. The HDMI cable is likely included with your projector.