Follow along with the video below to see how to install our site as a web app on your home screen.
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..then select a sheet other than the Index link and insert into cell A1 a hyperlink back to the Index page. Copy this cell, select all the other non-index sheets and paste into cell A1 of those sheets.But if you really want to muck up the workbook, so that the user ALWAYS has to go back to your index sheet
[a sheet] that list all the tabs and they can just click on the name of the tab they want and it will take them to that tab.