What to do when your Mac displays a blank screen and the cursor after a macOS update

In the three years of using my MacBook Air, I have never had any major problems with it. It was totally reliable, even after I accidentally spilled coffee on it. However, updates in the macOS Sierra 10.12 and macOS High Sierra 10.13 families ruined its streak, leaving me with a blank screen that only displayed the cursor. I initially blamed the update for this, but after I saw no similar reports from other users I started doing some digging. As it turns out, this problem predates Sierra and High Sierra by a couple of years. Apple has not addressed it … Continue reading What to do when your Mac displays a blank screen and the cursor after a macOS update