Press and hold the power button for 5 seconds. Release the power button. Attach the computers power cable. Press the power button to turn on the computer. Shut down the computer. Locate the following keys on the keyboard: Command, Option, P, and R. You will need to hold these keys down simultaneously in step 4. Not sure if this helps. My HDMI through a multi function USB-C device (Network, USB and HDMI) stopped working after 11.4 upgrade. I have a second monitor working through a Display cable to a USB C adapter. So I am not using HDMI and I am not using the multi function USB-C adapter for display. The USB and Network still continued to work. Aug 18, 2023 · Restart MacBook: If you’re using a MacBook, the process of restarting is slightly different. Click on the Apple menu in the top-left corner of the screen and select “Restart” from the drop-down menu. Wait for your MacBook to shut down and turn back on. Once it restarts, check if the HDMI adapter is working correctly. Free Download | Win Free Download | Mac. The following are the most effective ways to fix Windows 10 HDMI not working issue; Method 1: Restart Your Computer. Method 2:Check Your Hardware Connections. Method 3: Set HDMI as Default Playback Device. Method 4: Update your Sound Drivers. Method 5: Enable Audio Controllers. Feb 7, 2021 · Level 7. 22,920 points. Feb 7, 2021 10:31 PM in response to TCherry. That adapter should work to connect the display to a Thunderbolt/USB-C port. Plug the display's USB cable into one of the computer's USB-A ports. If you want to connect to the HDMI port use a HDMI to DisplayPort converter. Oct 18, 2023 · Dual Monitor Setup-2 with WD19TB/WD19TBS/WD22TB4 dock that is connected to an Apple USB-C Host. The first monitor is connected to the dock using Thunderbolt and the second monitor is daisy-chained to the first. *This setup uses daisy chaining with Thunderbolt monitors (Figure 3). Note: USB Type-C cable/adapter connecting to the Thunderbolt port 4OiZyH.

mac not working with hdmi