For some Mac systems, HDMI output using various adapters has resulted in no audio or even no video after updating to OS X Lion. Here are some options that may help. Topher Kessler MacFixIt Editor ...

A reader asks Dr. A why he can't view some of his material on the TV he bought. Lots of people run into this problem, so we figured we'd take it to Dr. A for a solution. Q: I have an HDTV that only ...

These days, if you need to connect two devices via wire, you'll most likely use HDMI. This display protocol supports all sorts of device pairings. It lets you use your iPhone with an external display, ...

Before we talk about the advanced level of troubleshooting, let’s get a few things straight. First, Make sure your HDMI cable is not at fault. You can try it with another computer or another TV.

Add Yahoo as a preferred source to see more of our stories on Google. Practically every modern device connects to a screen via HDMI, but not every HDMI cable supports 4K resolution output. If you have ...

I actually experienced the exact same issue with my Windows 8 install on an ASRock CoreHT 252B Mini PC, which acts as my HTPC. Probably the same or similar as you, I'm outputting both video and audio ...

While you might only use your HDMI port to connect audio and video devices, it can do a lot more. Here are some gadgets that ...

Your HDMI ports might look identical, but some offer better bandwidth and extra modes. Using the right port and settings can improve your experience.