Product keys for Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows 10 PC from afar. Here's how to set up your PC to allow remote connections and then connect to the PC you set up.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device.

Insert your security key into the USB port or tap your NFC reader to verify your identity. Follow the on-screen instructions, based on your specific security key manufacturer. If your key manufacturer isn't listed in the on-screen instructions, refer to the manufacturer's site for more information.

WPA-Enterprise (192 bits) offers the equivalent of 192-bit cryptographic strength, providing additional protections for networks transmitting sensitive data, such as government or finance. Learn how to use Wi-Fi 7 and Wi-Fi 6 and WPA3 in Windows for better wireless coverage and network security.

Here's how to find Bluetooth settings: Select Start, then type settings . Select Settings > Bluetooth & devices > Devices. Under Related settings, select More Bluetooth settings to find more Bluetooth options. If you don't see the Bluetooth toggle in Bluetooth & other devices settings, your PC might not have Bluetooth, or it might have ...

Command Prompt and Windows Powershell for Windows 11. In Windows 11 22H2, the default app used to host console windows has been changed to Windows Terminal. After the October 2022 update, Command Prompt, Windows PowerShell, and other console apps will appear inside an instance of Windows Terminal.

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.

For answers to frequently asked questions, see Windows Update: FAQ. To get the latest major update of Windows 11, see Get the latest Windows update. Check for Windows updates. Learn how to get the latest Windows updates to keep your device running smoothly and securely.