Various keyboard shortcuts are available throughout AEM. Some apply to the use of consoles, others to page editing.
Multi-select on a desktop device:
Windows: Ctrl+click on required components.
Mac: Cmd+click on required components.
(on required page)
|Open page in new window.
Note: this is operational if the User Properties are set to Single Window; if Multiple Windows then this is the default behavior.
Various keyboard shortcuts are also available for desktop users when using the page editor to author pages.