The workbook is the file that contains all of the elements of your Excel spreadsheet. Don't confuse a workbook with a worksheet in Excel-the worksheet is an element of a workbook.

A share feature in Excel allows you to share your workbook and specify sections, tables, ranges, charts, or worksheets that need to be addressed or viewed by someone else.

A complex Excel 2007 workbook could require multiple sheets. By default, Microsoft provides three sheets on each workbook, but you can add as many as you need. Clicking the "Insert Worksheet ...

It is possible to modify Excel’s default blank workbook; you can even modify the default new worksheets that you insert into your existing workbooks.

How to transfer or copy data from different workbooks? If you'd like to move or copy Excel worksheets to another workbook, you must first make sure that the target workbook is open in the same version ...

In case you work in one Excel workbook that you'd like to move to another one, there is a simple solution that doesn't require knowing macros or VBA codes – it can be done in a few simple clicks. Read ...

Like PowerPoint Live, which Microsoft introduced earlier this year, Excel Live allows users to access and share their latest Excel workbooks by using the Share tray in Teams.

If the two Excel workbooks have the same name, you cannot open them at the same time. For this, either close one of them and then open the other or change the name of one of them.