macdockcustomize

Tochangethesesettings,chooseApplemenu>SystemSettings,thenclickDesktop&Dockinthesidebar.(Youmayneedtoscrolldown.)OpenDesktop&Dock ...,CustomizetheDock·OnyourMac,chooseApplemenu>SystemSettings,thenclickDesktop&Dockinthesidebar.(Youmayneedtoscrolldown.)·BelowDockon ...

參考資訊如下
Change Desktop & Dock settings on Mac

To change these settings, choose Apple menu > System Settings, then click Desktop & Dock in the sidebar. (You may need to scroll down.) Open Desktop & Dock ...

Use the Dock on Mac

Customize the Dock · On your Mac, choose Apple menu > System Settings, then click Desktop & Dock in the sidebar. (You may need to scroll down.) · Below Dock on ...