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If your laptop and projector both have VGA ports, you can connect them with a VGA cable and no adapter. VGA: This is an older video connector that is limited to a resolution of 640×480.
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Some projectors do support USB-C video input, though, in which case you can connect your laptop directly to the projector via a USB-C cable.
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In the case where your projector has a VGA input and your computer has a VGA port, the same holds true. Most projectors come with an HDMI input connector, so if your laptop has a full-sized HDMI port, you won’t have to worry about purchasing an adaptor. You may or may not require an adapter, depending on the number of ports accessible on your laptop. Read Also: How Remove Stickers From Laptop Do You Need an Adapter to Connect a Laptop to a Projector? It is explained in this article how to connect a laptop to a projector in order to project the desktop or to utilize the laptop as a second monitor.
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