Pointing and clicking with a mouse is great. There are times, however, where using the mouse to perform simple tasks interrupts productivity and slows you down. Try these helpful Mac keyboard shortcuts to help you work more efficiently.
Minimizing (or “Docking”) the front app window: Command + M
Use this combination when you have several apps, browsers, or Finder windows open and want to minimize the active one.
Helpful Mac keyboard shortcuts you should be using

Should you replace your Mac?
How to defend against Mac ransomware
Locking your Mac when you’re away from your desk

When it comes to computers, it’s better to be safe than to risk losing or exposing your data. One of the simplest and most reliable ways to protect your Mac and all the information it contains is to lock it with a solid password.
It’s not enough to log off your Mac
Some people “lock” their Mac computer by logging off or shutting down the device.
What to do when your Mac is hit with malware

Macs may be heralded as more secure than their competitors, but they too can be hacked. Malicious programs that appear like harmless files or apps can infect your computer and cause it to slow down to a crawl. If this ever happens, you must be able to remove the malware quickly before the infection gets worse.
5 Cool features of macOS Catalina

macOS Catalina is the latest version of Apple’s operating system for Mac computers. From three new apps for managing music, podcasts, and your favorite movies and TV shows to productivity- and creativity-boosting programs, Catalina offers a myriad of exciting features that will enhance overall user experience.
Don’t neglect Mac’s awesome Notification Center settings
Updates from Apple’s WWDC 2019
Keep your Mac clutter-free with these 10 tips

Even the most high-tech and innovative computers can slow down when you store too many files on them. If you want to ensure that your Mac performs at its best at all times, you should turn decluttering into a habit.
#1 Clean up your desktop
The desktop is a convenient location for storing files and shortcuts, so it tends to become messy within a short amount of time.