How-To Geek on MSN

Don't just hit save: 5 Excel formats that will change the way you work

Upgrade from standard Excel workbooks to specialized formats that shrink, shield, and streamline your spreadsheets.

Inside Preview in iOS 26 - how to edit PDFs, sign documents, and scan files

Preview in iOS 26 turns your iPhone into a quick workspace when a document needs attention. Here's how to edit your PDFs with ...