Quickly add a header or footer to every sheet in an Excel workbook Your email has been sent You don't have to add a header to every Excel worksheet individually when you can group them first. Adding a ...

You can do a mail merge in Microsoft Word and Excel to create personalized documents for many recipients at once.

The first reason why you might see double square brackets in a structured reference is that the column headers they refer to contain a special character. In these cases, the extra pair of square ...