Appreciation EventEnds Sunday. Limited quantities. No rainchecks.Shop now
User rating, 4.5 out of 5 stars with 38623 reviews.
No it will not cause any harm to old excel files.
Answered by WesleyV 11 months ago
![Microsoft - Office 365 Personal (1 Person) (12-Month Subscription) - Activation Required - Windows, Mac OS, Apple iOS, Android [Digital]-Front_Standard](https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/fa90dd84-caf2-4bbe-86e9-18b037ea6563.jpg;maxHeight=100;maxWidth=60)