1. Sign in with your Microsoft account. You will be prompted to Sign in with Microsoft account. If you have an existing Microsoft account on your mobile device then you will be asked to confirm your account, then click Continue.. If you don't have an existing Microsoft account on your mobile device then you will be asked to sign into your account or create a new one, then click Continue.

If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

Learn how to find your Windows product key for activation or when to use a digital license instead.

Find the shared mailbox in the folder pane. In the folder pane on the left, locate the Shared with me folder. Click the folder to expand it. Your shared mailbox is a subfolder under Shared with me.When you select the name of the shared mailbox there, it will expand to show the standard email folders, such as Inbox, Drafts, and Sent Items.. Send mail from the shared mailbox

Important: The following steps apply only to devices currently running an activated copy of Windows 11 Home.If you’re not activated, we recommend you activate Windows 11 Home first. For more info, see Activate Windows.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Download our Formulas tutorial workbook. We've put together a Get started with Formulas workbook that you can download. If you’re new to Excel, or even if you have some experience with it, you can walk through Excel’s most common formulas in this tour.

Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

The toolkit checks for updates and checks different parts of your Surface. You can skip the tests that don't apply to your issue. Tests include:

sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...