OWC just introduced a kit to upgrade the new 27-inch iMac 5K to 128GB of RAM. That’s up to four times the maximum available from Apple, depending on the configuration of the computer. But these ...

I have a 2019 iMac with the 21.5″ Retina display and a 1 TB Fusion Drive. It’s a 6-core monster and the slowest computer I’ve used in probably a decade. How do I make it suck less? The first step will ...