Whether you’re using an external setup — either cabled or Bluetooth — or relying on internal speakers, there are a number of reasons why you might run into issues with sound not working on Mac.
Lost WiFi passwords are one of the many mysteries of using Macs. You’ve connected to a WiFi network when you first set up your Mac, but if you ever need to retrieve WiFi password to share with someone else, it seems near impossible to access it.
This article looks at some of the common problems that result from SMC or PRAM/NVRAM malfunctions, as well as how to reset them to solve those problems