If you would like to enable Shared Workbook option, here's a way to add it to Excel Quick Access Toolbar. It is hidden under Excel Options.

Excel has a feature that lets you open multiple hyperlinks at once. By using this feature, you can save your time in opening the URLs one by one.

How about some tab love for those popular apps? You got it: Office Tabs adds document tabs to Word, Excel, and PowerPoint. It’s free, and it’s awesome.