How to enable TPM. If you need to enable TPM, these settings are managed via the UEFI BIOS (PC firmware) and vary based on your device. You can access these settings by choosing: Settings > Update & Security > Recovery > Restart now. From the next screen, choose Troubleshoot > Advanced options > UEFI Firmware Settings > Restart to make the changes.

Note: To upgrade to Windows 11, devices should meet the Windows 11 minimum system requirements.Some Windows 10 features aren't available in Windows 11. System requirements to experience some Windows 11 features and apps will exceed the Windows 11 minimum system requirements.Find Windows 11 specs, features, and computer requirements

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer.

You don’t have to worry that you'll lose your work because of your battery draining because Windows automatically saves all your work and turns off the PC if the battery is too low. Use Sleep when you’re going to be away from your PC for just a little while—like when you’re taking a coffee break.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Note: Don't select the link under Upgrade your edition of Windows. That's a different process that will keep you in S mode. On the page that appears in the Microsoft Store (Switch out of S mode or a similar page), select the Get button. After you confirm this action, you'll be able to install apps from outside the Microsoft Store.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

Learn Excel skills from beginner to advanced with video tutorials, templates, and tips from Microsoft Support.

Examples. Following are examples of some common nested IF(AND()), IF(OR()) and IF(NOT()) statements in Excel. The AND and OR functions can support up to 255 individual conditions, but it’s not good practice to use more than a few because complex, nested formulas can get very difficult to build, test and maintain.