All sorts of handy tips about the Mac - Catalina Edition 2020 (PDF download)
This is such a handy guide, giving your all sorts of tips like : how to screen shot, using the Preview for so many things, printing and PDFS, hidden keys (such as currency symbols, letters with accents), keyboard shortcuts, lots of useful built-in apps, great apps to get from the App Store, and more. Here's the table of contents for this latest, macOS Catalina edition.
BEFORE WE START
About this guide
Click, Double-click and Right-Click
TAKING SCREEN IMAGES (SCREEN CAPTURE)
Keyboard Shortcuts to Capture your Screen
New Options for Screenshots
Screen Capture Menu
TAKING A PHOTO ON YOUR IPHONE (OR IPAD) – DIRECT TO YOUR MAC!
QUICKLY TIDYING A MESSY DESKTOP
CREATING A PDF FROM ANY IMAGE/S OR DOCUMENT
THE PREVIEW APP VIEWING & EDITING IMAGES/PDFS
Reduce a PDF file size
Change the size of an image
Merge multiple PDFs into one PDF
Merge multiple images into a single PDF file
Rotating pages & images
Create a PDF or image from the Clipboard
Draw and write on a PDF
Crop a PDF page or image
Other forms of cropping
Cropping the selected area instead of the surrounds
Remove a background
Signing documents
Quickly view any PDF or image with Quick Look
Make Preview the default app for PDFs and Images
HIDDEN KEYS ON THE KEYBOARD
French Accents
Currency Symbols
Math symbols
Other Symbols
SYMBOLS AND EMOJI
QUICKTIME PLAYER
OTHER USEFUL BUILT-IN APPS
Maps
Digital Colour Meter
Disk utility
Stickies
Keychain Access
SOME APPS WORTH ADDING
DropBox, OneDrive, Google Drive
Handbrake
Evernote, OneNote
Skitch
Owly
Malwarebytes for Mac
VLC Player
Reflector
FIXING A SLOW MAC
Why is my Mac so slow?
How many apps and web pages are running right now?
When did you last do a Restart
Could it just be a very slow internet connection causing your issues?
Are there multiple ‘Users’ logged in?
Too many login or ‘start-up’ items
Quit apps when shutting down & re-starting
Is your Mac running low on disk space?
Check your Hard Drive’s health
Too much on the Desktop
Do you have Adware/Malware
Is there some process ‘spinning out of control’
