You buy "Microsoft 365" outright, as it is exclusively a subscription-based service. However, you can purchase Microsoft Office 2024 (the perpetual version) as a one-time payment to own the software permanently. Microsoft Office 2024 (One-Time Purchase)
Buy Microsoft 365 Personal (formerly Office 365) - Subscription Price buy office 365 outright
Known as a "perpetual" license, this is the version you buy once and keep forever for a single PC or Mac. You buy "Microsoft 365" outright, as it is
: You always have the latest version of the apps with new AI and productivity features as they are released. Comparison Table Office 2024 (Perpetual) Microsoft 365 (Subscription) Payment Annual/Monthly Updates Security only Continuous feature updates OneDrive Storage 1TB per person Device Limit 1 PC or Mac Up to 5 devices at once You buy "Microsoft 365" outright