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First download Flutter from the official website
https://flutter.cn/docs/get-started/install/macos#update-your-path
Pay attention to whether it is an Intel chip or an Apple chip
Unzip the downloaded file and drag it into your /User/computer name directory
Then configure the PATH environment
Create a new terminal input
ls -a
Or hit shift + cmd + .
Check if there is a .bash_prifile file
if not vim
vim ~/.bash_prifile
If there is a .bash_prifile file
open -e ~/.bash_prifile
enter edit
//添加下面三行,保存
export PUB_HOSTED_URL=https://pub.flutter-io.cn
export FLUTTER_STORAGE_BASE_URL=https://storage.flutter-io.cn
export PATH=/Users/计算机名称/flutter/bin:$PATH //flutterSDK的路径替换一下
Then execute, don't worry about closing bash_profile
source ~/.bash_profile
Execute open ~/.zshrc
open ~/.zshrc
If there is no zshrc file, execute vim
vim ~/.zshrc
If it is not closed, copy it directly. After closing it, open a terminal and open bash_profile
open ~/.bash_profile
Copy the contents of bash_profile to zshrc
open -e ~/.zshrc
i is the edit mode, press esc after inputting, then input: wq and press enter, then execute source
surce ~/.zshrc
After execution, enter flutter -h to check
flutter -h
You can also enter flutter doctor
If you install the plug-in, add it in the pubspec.yaml file, and VSCode will automatically download the dependent package
If you can't download normally, use the terminal cd to your project
Execute pub get
flutter pub get