Learn how to create, add or remove the digital signatures in the Microsoft Excel files. You will first need to have a signing certificate.

Open the Excel document needing a signature if it's not open already. Then open the "Sign" dialog box by either double-clicking the signature line or by right-clicking it and selecting "Sign." Add ...

How to Add a Line in Excel. Microsoft Excel 2013 includes shapes that illustrate or draw attention to specific data on your Excel worksheet. Customize these graphic elements with the Drawing Tools ...

Digital Signatures help judge the authenticity of an online document. Learn how to add, remove, edit, change signatures in Word, PowerPoint, Excel files.