Many users who are new to using MacOS system，I feel that Mac computers have no obvious advantages over Windows computers.，I don’t understand why everyone praises Mac so much。Actually the problem is not that Mac is not easy to use，It’s because novice users won’t be able to use it。
This article introduces 12 essential tips for Mac，I hope that friends who are just starting to use Mac can feel its superiority!
1. screenshot
• cmd + shift + 3: Take a screenshot of the entire screen
•cmd + shift + 4: Take a screenshot of an area of your choice
• cmd + shift + 4 + space (space bar): Take a screenshot of a selected application interface window
You can also use Snip to scroll through screenshots，Take a long screenshot of a web page。
2. Automatically hide the Dock
If you are a severe patient with computer mysophobia，I think the Dock is unsightly，Or you want to hide the dock to save space?，You can follow these steps：
•Open System Preferences
•Select the Dock
•Click "Automatically show and hide the Dock"
After setting，The Dock will only be brought up when the mouse touches the bottom，If you are not used to it，You can return to the original path to cancel the settings.。
3. Split screen function
The split screen function allows us to arrange the application windows more reasonably and effectively，Improve work efficiency。
• Press and hold the green full-screen button in the upper left corner of any open window
•The window shrinks while the button is held down，You can drag it to the left or right side of the screen
•Release the button，Then click on another window，You can use the two windows side by side，You can also adjust the proportion of the two pages
If you have an idle iPad，Duet Display can be used，Turn iPad into Mac’s second screen in one second。
4. Change file names in batches
The replacement function when changing file names in batches is very useful when you need to change the name.，Especially when you take a bunch of screenshots。
5. Remote assistance
We often need to use remote assistance，For example, I downloaded a cracked version of software but could not install it.，When asking for help from a technical boss who is not around，He can control your computer through his computer to help you operate it remotely。
TeamViewer is an excellent remote assistance software；Screen Sharing that comes with Mac is also very useful。This feature is turned off by default，So remember to open it first，Screen sharing can be searched directly in Spotlight。
6. Record screen
Use the QuickTime Player that comes with Mac to record your screen。
•Search for QuickTime Player in Spotlight Search
•Click "Add Screen Recording"
•Click the recording button in the middle to start recording
7. Project iPhone to Mac
Some videos have a small screen when viewed on mobile phones，It’s inconvenient to watch it on Mac because I haven’t downloaded the app.，So you can use QuickTime Player to project iPhone to Mac。
•Connect iPhone and Mac with data cable
•Select your iPhone on the right side of QuickTime Player to achieve this
8. Change the file name storage location while editing the document
many photos、Documents can directly modify the file name and storage location during editing.。
9. Protect privacy with guest users (Guest accounts)
You can set up a Guest account when lending your Mac to others，This way he can log in without a password，But once you finish using it, log out，Everything he does on your Mac will be erased，leave no trace，and do not have permission to view the contents of your personal account。
10. Parental controls
Parental controls can limit usage time、Access Finder features、Use of App programs, etc.，If necessary, you can explore how to play。
11. Clear Safari browsing history with one click
Don’t want Safari to remember the web pages you browse，You can clear browsing traces with one click。
12. Private browsing mode
If you don’t want to leave any browsing traces，Incognito browsing mode available。
