1、检查是否安装adb
bytedance@C02D92C4MD6R bin % adb
Android Debug Bridge version 1.0.41
Version 30.0.0-6374843
Installed as /usr/local/bin/adb
2、未安装则执行指令
bytedance@C02D92C4MD6R bin % brew install -f android-platform-tools
==> Downloading https://dl.google.com/android/repository/platform-tools_r30.0.0-
Already downloaded: /Users/bytedance/Library/Caches/Homebrew/downloads/2f972fb1ee9f2ecbb6411bce0e20b1692f232ae1d5e0413d82feb04d5988b1e8--platform-tools_r30.0.0-darwin.zip
==> Installing Cask android-platform-tools
==> Linking Binary ‘adb‘ to ‘/usr/local/bin/adb‘
==> Linking Binary ‘dmtracedump‘ to ‘/usr/local/bin/dmtracedump‘
Warning: It seems there is already a Binary at ‘/usr/local/bin/etc1tool‘; overwriting.
==> Linking Binary ‘etc1tool‘ to ‘/usr/local/bin/etc1tool‘
Warning: It seems there is already a Binary at ‘/usr/local/bin/fastboot‘; overwriting.
==> Linking Binary ‘fastboot‘ to ‘/usr/local/bin/fastboot‘
Warning: It seems there is already a Binary at ‘/usr/local/bin/hprof-conv‘; overwriting.
==> Linking Binary ‘hprof-conv‘ to ‘/usr/local/bin/hprof-conv‘
Warning: It seems there is already a Binary at ‘/usr/local/bin/mke2fs‘; overwriting.
==> Linking Binary ‘mke2fs‘ to ‘/usr/local/bin/mke2fs‘
?? android-platform-tools was successfully installed!
3、环境变量设置
bytedance@C02D92C4MD6R bin % echo ‘export PATH=$PATH:~/.android-sdk-macosx/platform-tools/‘ >> ~/.bash_profile
4、更新配置文件
bytedance@C02D92C4MD6R bin % source ~/.bash_profile
5、检验是否成功
bytedance@C02D92C4MD6R bin % adb devices
List of devices attached
5232ca20 device
小米手机： MIUI 12
设置——》我的设备——》全部参数——》【连续点击】MIUI版本
设置——》更多设置——》开发者选项——》调试【USB调试】
参考：https://www.cnblogs.com/brianlai/p/11551967.html