That is true, a new login does wipe out the recent contents.

Usually someone from databricks will usually see the posts and will be able to guide you along. I remember there being an option where I can directly send feedback from the page I am working on. That option seems to have been removed. You could try this link which google suggests - https://databricks.com/feedback

I myself am looking for a way to suggest having a better file manager for dbfs. Going to Data -> dbfs -> Navigate to path has been really tiresome....