Text is a big part of working with a Mac. Work with text faster by using a couple of text-selection shortcuts. They work almost everywhere.
Spotify wants to run at startup. Maybe you don't want it to. Turns out it's not obvious how to make it stop. This article tells you how.
Mac Mail app couldn't send or receive. Settings were right, and the account worked on an iPhone. Cleaned with Malwarebytes-- problem solved.
macOS Catalina (10.15) requires 64-bit apps. Here's a quick way to check your apps and get a list of those that are not 64-bit.
Safari stores passwords, if you know where to look! Here's where. This is way easier than resetting a forgotten password. Just look it up.
It's great that you set up a Time Machine backup. But is it working? Find out now. Here are two ways to check.
Here's how to fix the "error -9923" issue (an error occurred when communicating with the scaanner). It takes just a few moments, and it works.
Here's how to extract hi-res icons for the apps on your Mac. Great for use in how-to tutorials. Also just plain fun to look at. Someone worked hard on these.
You can't print an ePub (Books) document. But you can convert it to a PDF, and then you can print that. Use the free Calibre app, right on your Mac (not some sketchy online service).