Here are a few of the main differents you will notice when switching from one OS to the other and how to get around them.

Right click

Click the right corner of your Apple mouse, or click with two fingers on your Apple trackpad. You can change this in Mouse preferences and Trackpad preferences. 

Scroll, swipe, click

Settings for scroll direction, swipe gestures, and button assignments are also in Mouse and Trackpad preferences.

Close & resize windows

Buttons for closing, minimizing, and maximizing a window are in the upper-left corner of the window.

Change volume

Use the volume control in the menu bar, or use the volume keys on your Apple keyboard.

Change Mac settings

Looking for the Control Panel? Use System Preferences instead.

Open apps

You can also use Launchpad and the Dock to open your apps (programs).

Find files

Use Spotlight to quickly find and open apps, documents, and other files.

Browse for files

Looking for Windows File Explorer? Learn about the Finder.

Throw files away

Looking for the Recycle Bin? Use the Trash, which is in the Dock.

Rename files

Click the file once to select it, then press the Return key and type a new name. Press Return when done.

Back up files

Time Machine keeps a copy of all your files, and it remembers how your system looked on any given day.

Keyboard shortcuts

Many Mac keyboard combinations use the Command (⌘) key. Learn more keys and keyboard shortcuts

Cut

Command-X

Copy

Command-C

Paste

Command-V

Undo

Command-Z

Print

Command-P

Close window

Command-W

Switch apps

Command-Tab

Quit app

Command-Q

Forward delete

Fn-Delete or  

Find files

Command–Space bar

Force quit app

Option-Command-Esc

Take screenshot

Shift-Command-3