Gsuite offers a variety of keyboard shortcuts that can be used with their applications for maximum efficiency. The shortcut for underlining text is Ctrl + U and although it works, it may also launch a separate view-source window which is an annoyance.
WI 1.16
WI 1.15
When going through web isolation, keyboard shortcuts will inherit the browser's default behavior.
An option available in web isolation will force keyboard shortcuts to inherit the website logic for the respective event as it was intended. When enabled in this particular scenario, Ctrl + U will underline text but will not display a separate view-source popup window.
policy entities > policy advanced settings > internal settings > edit > keyboardShortcuts.inheritOriginalWebsiteBehavior
check to enable
click "update"
click "push settings"