Question How to check hdmi port version on my pc?

Apr 30, 2020
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My pc is Acer XC-780. I just want to know my hdmi port version whether it is 1.4 or above because im upgrading to new 144hz monitor. So in order to set up 144hz refresh rate it needs to be 1.4 or above version. Thnaks in advance but hoping for a quick replies
 
Apr 30, 2020
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thank you sir but i already figured it out hours ago. Now i have the problem with the hdmi cable when i tried to connect it to my 144hz monitor suddenly green dots appear everywhere on the screen. But on vga it just all good. Do you have any idea what is the actual problem?
 

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