When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.

Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.

Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown.

That verification method isn’t working right now: Sometimes the block may be tied to the verification method you are using.Try using another verification method connected to your account. For example, if you are using SMS to verify yourself and are hitting a block, try using an alternate email that is connected to the account to receive your authorization code.

Keystroke. What it does. Windows logo key + R Opens the Run command. Windows logo key + S Opens Search. Windows logo key + E Opens File Explorer. Alt + Tab. Opens Task Switcher, moving forward with each press of Tab, switching to that window on release

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.