How do I rename the TAB on the "main" O365 Sharepoint page default.aspx?

How do I rename the TAB on the "main" O365 Sharepoint page default.aspx?  I have attached a screenshot and the text in the browser tab is currently "Pages -".  I would like to change that text for the tab.
MLV CMAsked:
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kukdaiSharePoint SMECommented:
Change the name of the library Pages to something else. It is displaying the Pages library title there.
MLV CMAuthor Commented:
Not sure if I navigated to the wrong place but I changed "Settings - General Settings" Name to "Feb-8-2019.  See attached screenshot.
MLV CMAuthor Commented:
It still says "Pages-" at the top of the main SHarePoint page, see attached screenshot
MLV CMAuthor Commented:
I changed "Settings - General Settings" after clicking on "List name, description, and navigation" See attached screenshot
MLV CMAuthor Commented:
Nothing has worked, I gave up

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