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No, if a cheap cable works between your TV and Mac you won't find an expensive cable works any better, and a cheap cable isn't going to have any effect of your Mac's longevity. Use it and enjoy the fact you could have paid so much more for a cable and gained nothing at all ;-) Additionally, using a Thunderbolt/mini-DisplayPort adapter uses the same ...


You can see the current resolution in the Display system preferences. On a Macbook .. Retina, If you have scaled selected for resolution Hover your mouse over the current scaled selection and the resolution will be shown. If you have default selected for resolution then the resolution is not shown. ( I cannot check my non retina desktop at the moment) ...


Displays under System Preferences is it from the OS X built-in UI side. There are third-party utilities like Display Menu that offers additional resolutions. There is also cscreen if you want to do it in Terminal or incorporate it in a script.


Just to confirm the therms used. DPI: Dot’s per inch. The number of dots in a printed inch. The more dot’s the higher the quality of the print (more sharpness and detail). PPI: Pixels per inch. Most commonly used to describe the pixel density of a screen (computer monitor, smart phone, etc…) but can also refer to the pixel density of a digital ...


Just tried out the solution to reconnect to my TV and go to system Preferences -> Displays and select Built-in Retina Display of the drop-down menu Optimize for : Then take the HDMI cable out. It works!!

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