Verified against official sources: 14 Aug 2026
If you are buying a licence for a home PC, laptop, or a gaming build, Windows 11 Home already includes what most people use day to day. Windows 11 Pro adds a specific set of management and security features aimed at a narrower group of users — mainly people who need to encrypt drives with full BitLocker control, connect into this PC remotely, run virtual machines, or manage the PC with Group Policy.
The short answer
Consider Pro if you need at least one of these: full BitLocker Drive Encryption management, Remote Desktop (to connect into this PC from elsewhere), Hyper-V virtual machines, Group Policy management, or more than 128 GB of RAM. Home covers most other everyday use, and already includes automatic device encryption on eligible hardware.
Where the editions actually differ
| Feature | Home | Pro |
|---|---|---|
| Maximum RAM (x64) | 128 GB | 2 TB |
| Encryption | Device Encryption (eligible hardware) | Full BitLocker Drive Encryption |
| Remote Desktop (host) | Not available | Available |
| Hyper-V virtualisation | Not available | Available |
| Group Policy management | Not available | Available |
| Azure Active Directory join | Not available | Available |
| Windows Information Protection | Not available | Available |
| Assigned Access (kiosk mode) | Not available | Available |
Home isn't unencrypted. Eligible Home devices enable Device Encryption automatically once you sign in with a Microsoft account — a lighter-weight version of the same underlying technology. It encrypts the whole drive and ties the recovery key to your Microsoft account, but you can't turn it off per-drive or manage it centrally. Pro's BitLocker adds manual control per drive, the option to keep the recovery key locally instead of in the cloud, and centralized management tools for multiple devices.
Who each edition actually fits
Home fits you if: you use the PC for browsing, office work, media, and general software, you don't manage other PCs, and you have no need to remote into this machine from elsewhere. This describes the overwhelming majority of personal PCs.
Pro fits you if: you're a developer or IT professional who runs virtual machines for testing, you need to remotely access this PC (for example, a home PC you connect to from work), you manage several machines with consistent Group Policy settings, or your organisation requires domain/Azure AD join.
Everything else is the same
Both editions share the same core interface, the same built-in apps, the same security baseline (Windows Defender, Secure Boot, TPM 2.0 requirement), and the same update channel. Buying Pro does not make your everyday use of Windows any faster or more secure if you never touch the features above — the performance and general security posture are identical.
If you decide you need Pro
Make sure the licence you choose matches the edition you install — a Home key cannot activate a Pro installation, and a Pro key cannot be "downgraded" to activate Home. Every Windows 11 listing states its edition and licence type before you buy. If you're not certain which edition is currently installed on a PC, open Settings → System → About and check the "Windows specifications" section, which names the exact edition.
If you're upgrading a Home installation to Pro later rather than buying a new PC, Windows supports an in-place edition upgrade from Settings without reinstalling — you just need a Pro product key. See our guide on transferring or activating a licence for the mechanics of applying a new key.