The MacBooks from the 2015 era have a design fault where the anti-glare coating rubs off, leaving a very messy display. It’s most obvious when the screen is dim. It look terrible! Flaky. Dinted. Stained. Scratched. The glass screen is actually still in tact. It’s just the anti-glare coating that has rubbed off.
I noticed when watching movies on my 27 inch iMac that they are too dark especially in dark scenes. What I mean is that there are a lot of details in the blacks missing compared to watching on a normal DVD player. I’ve also noticed the same thing when watching a movie on a projector hooked up…
Over the past few weeks I’ve measured the EMF levels of various Apple devices using a hand-held RF field strength meter. (It measures frequencies from 50MHz to 3.5GHz). I measured EMF levels of an Apple iPhone, iPad, Mac Mini, iMac, Apple Airport Base station, Apple LCD display, and Apple bluetooth keyboard and mouse.
When you plug in a second monitor to Macintosh computer, it may display an exact copy or ‘mirror image’ of what is on your first display. Â
How to choose the right Apple Display Adapter.
How to do a screen casts on OSX.
How to hook up a second monitor on your macbook.