On Chrome it is Command + Option + J (Mac) or Control + Shift + J (Windows, Linux, Chrome OS). On Firefox it is Ctrl+Shift+J (or Cmd+Shift+J on a Mac).
Make sure you're on the "Console" tab of the view that opens. Enable card repeater, then refresh the page.
Additionally, have you tried any other Power-Ups? Maybe try Map or Custom Fields?
If you had to thrive a new habit during a lockdown, what would it be? Trello
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