Customize error webviewer page

is it possible to customize the page i display from webviewer when there is some error? I don’t want a customization for each error but have an unique customized page for all errors that displays page like the screenshot attached


U want to change that page when user have no internet connection?

Use ExtendedWebview and use this block.

Annotation 2020-10-10 150627

for all times that display this page.