It seems this is a normal behavior of the product. I've replicated the behavior and created a improvement request for you: https://jira.atlassian.com/browse/CONF-33487
I suggest to vote, watch and ask other users to vote on it as well in order to increase the chance of being implemented in the future.
Hi Community! I’m Elaine, Confluence Product Manager. You may have read my earlier post about page tree in space navigation sidebar. I'm excited to share another improvement that helps you organize ...
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