Enable TPM 2.0 on your PC - Microsoft Support
TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.
How do I use the BIOS/UEFI on Surface Pro 3 and earlier devices
UEFI offers new features including faster startup and improved security. It replaces BIOS (basic input/output system). More recent Surface devices use a new UEFI called Surface UEFI. For more info, including info about which specific devices use it, see How to use Surface UEFI.
Abilitare TPM 2.0 nel PC - Supporto tecnico Microsoft
TPM 2.0 viene usato in Windows 11 per numerose funzionalità, tra cui Windows Hello per la protezione delle identità e BitLocker per la protezione dei dati. In alcuni casi, i PC in grado di eseguire TPM 2.0 non sono configurati per farlo.