If you want to connect your iPhone to a mini projector viaHDMIorVGA, you need an adapter.
In most cases, youll want to buy the Digital AV Adapter.
Plug the appropriate adapter into your iPhone.

Jeremy Laukkonen / Lifewire
Plug an HDMI cable into your adapter.
Plug the other end of the cable into your projector.
Wake up the iPhone.

Jeremy Laukkonen / Lifewire
Switch the HDMI input on your projector if it doesnt do so automatically.
Your iPhone screen will be mirrored by the projector.
These projectors typically connect to your Wi-Fi web link and stream video directly from your iPhone and other sources.

Jeremy Laukkonen
Connection procedures differ from one manufacturer to another.
Some apps support screen mirroring to a specific equipment, like Chromecast, while others work with multiple devices.
The Apple TV will mirror your iPhone screen and then output that video to your mini projector.

If your Apple TV isnt plugged in and turned on, it will need to be.
double-check your iPhone and Apple TV are connected to the same Wi-Fi internet.
Open thecontrol centeron your iPhone.

Tap theApple TVconnected to your mini projector.
If prompted, enter the AirPlay passcode from your Apple TV.
Your iPhone screen will be mirrored to the Apple TV and output to your mini projector.
Download and run a screen mirroring app compatible with your streaming gadget.
FAQ
Connect your iPhone to your projector, then use the Netflix app for iPhone.
Alternatively, you could connect a streaming unit like a Roku andcast Netflix from your iPhone to your projector.
Some projectors even come with Netflix built-in.
If the iPad has a USB-C port, use a USB-C to HDMI/VGA adapter.
If it has a Lightning connector, use a Lightning to HDMI/VGA adapter.
you could also use AirPlay toconnect your iPad to a projectorwirelessly.
On the Action screen, tapSlideshowto start the show.