Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag.

Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.

How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Tip: You can also use the scroll wheel on your mouse to resize desktop icons.On the desktop, press and hold Ctrl while you scroll the wheel to make icons larger or smaller. For information on how to show or hide individual Windows icons, see Find the Recycle Bin.

Elevate your device by showcasing beautiful images from around the globe with Windows spotlight, or your favorite memories with a custom photo or a dynamic slide show as your lock screen background.. Stay informed and efficient with dynamic updates that bring weather, finance, sports, traffic, and app notifications right to your lock screen.

When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

To open the Start menu—which contains all your apps, settings, and files—you can do any of the following: On the center or left end of the taskbar, select the Start icon.

Your VBA code uses Declare statements Most VBA code doesn’t need to change when using in 64-bit or 32-bit, unless you use Declare statements to call WindowsAPI using 32-bit data types like long, for pointers and handles. In most cases, adding PtrSafe to the Declare and replacing long with LongPtr will make the Declare statement compatible ...

In Outlook, the black color theme includes dark mode, which provides a black background (instead of white) for the message window. You can switch to a white background for the message window if you prefer.