In general best to search the community and help, try a few things, then if you can’t find what you’re looking for or struggling to implement post 1 topic per post to make it easier for others to discover solutions. Hope some of this below helps.
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Preview is too large - I would start a new post, include screenshots and/or the doc so community which will make it easier for others to understand what the problem is and what you’re trying to accomplish
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Switching Views - You can’t switch a view, but there’s work arounds although not great, but maybe they help you out. Here’s one such post I answered just this week.
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I can’t edit the link you sent so seems to working correctly. This is what I see. If you can edit it when you’re not logged in, then you may want to think about filing a bug.