How to create QR code in Excel Once you install the add-in QR4Office on any Microsoft Office application, such as PowerPoint, it becomes available for other applications, too, like Word and Excel.

Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.

You can add a strikethrough in Microsoft Excel using the software's Font Settings button or a keyboard shortcut.