MacBook Pro’s Touch Bar is a very handy tool，It can display different shortcut functions according to your needs。but，The default settings may not meet all your needs，You can optimize Touch Bar functionality with custom settings。Here are the steps on how to customize the Touch Bar function bar：
1. Open system preferences
•Click the Apple icon in the upper left corner of the screen，Select "System Preferences"。
2. Enter keyboard settings
•In System Preferences，Click on the "Keyboard" option。
3. Access Touch Bar settings
•In the Keyboard settings window，Click the "Customize Touch Bar" button。
4. Customize Touch Bar functions
•Drag and drop icon：In the custom interface that appears，You can drag different function icons into the virtual area of the Touch Bar。You can select "Frequently Used Functions"、"Control Bar"、"Application shortcut keys" etc.。
•Add or remove features：Click on the function options on the left，Drag them into the Touch Bar to add them。To remove functionality，Just drag it off the Touch Bar。
•Adjust the order：Drag function icons to adjust the order in which they appear in the Touch Bar。
5.Complete setup
•After customization is completed，Click the "Done" button in the lower right corner of the window to save the settings。
6. Application specific settings
•You can also set Touch Bar functionality for specific applications。In the "Customize Touch Bar" interface，You can select "Application Shortcuts"，Then customize your own Touch Bar button for each app。
Go through the above steps，You can optimize your Mac’s Touch Bar functionality based on your personal needs，Improve operational efficiency。
