It would be useful to have a tooltip on the drop down that appears when you click on the button above the properties tab button. Something like 'Sidebar Settings' or 'Sidebar Properties'.
Indeed, valid enhancement request.
Best regards. JBF
@Rishabh, @Maxim: Is this a simple thing to fix?
Maxim Monastirsky committed a patch related to this issue.
It has been pushed to "master":
tdf#87009 Add a tooltip to the sidebar settings button
It will be available in 5.1.0.
The patch should be included in the daily builds available at
http://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More
information about daily builds can be found at:
Affected users are encouraged to test the fix and report feedback.