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. Activate Office from Microsoft Workplace Discount Program.

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.

On another Windows PC or other device, connect to Wi-Fi as you normally would, and enter your Wi-Fi password when prompted. For more info about connecting to Wi-Fi, see Connect to a Wi-Fi network in Windows.

If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Enter your username at the sign-in prompt and select Next. Select Send notification. You will be prompted to Check your Authenticator app and may also be shown a number. On your mobile device, open Authenticator, or ...

Press the Start button on the taskbar, type settings, and then select Settings.; On Windows 10, select Update & Security.On Windows 11, select Windows Update.; On the Windows Update page, select Check for updates to see if any updates are available for your device.; Once the updates have downloaded, select Install now to start the installation.; Following installation, we recommend that you ...

Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems with your PC. To run a troubleshooter: Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.

Download the automated tool. In the lower-lower left corner right-click SetupProd_OffScrub.exe > Open. Select the version you want to uninstall, and then select Next. Follow through the remaining screens and when prompted, restart your computer. After you restart your computer, the uninstall tool automatically re-opens to complete the final ...

Contact Skype support. Select your issue. I'm having trouble signing in to Skype. I have a question about payments, billing or Skype's paid services. I'm having trouble making a call. I have a question about how to use Skype's features. I don't see my contacts, Skype Credit or chat history after signing in. I need help with my Skype account.

If your Windows device is running low on storage, here are a few ways to free up some drive space. Select Start > Settings > System > Storage . Turn on Storage Sense to have Windows delete unnecessary files automatically. Select Start > Settings > System > Storage > Cleanup recommendations . Select the temporary files, unused files, files ...

In the first cell of the range that you want to number, type =ROW (A1). The ROW function returns the number of the row that you reference. For example, =ROW (A1) returns the number 1. Drag the fill handle across the range that you want to fill. Tip: If you don't see the fill handle, you might have to display it first.