Certificate authority (CA) A certificate authority is an entity similar to a notary public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

Choose number of pages to print per sheet: Printing multiple pages on a single sheet of paper is a useful technique to save paper, reduce printing costs, and create compact versions of your documents. The number of pages that can be printed on a single sheet depends on the capabilities of your printer and the printing options you choose (Example: 1, 2, 4, 6, 9 or 16 pages per sheet).

Insert rows. To insert a single row: Right-click the whole row above which you want to insert the new row, and then select Insert Rows. To insert multiple rows: Select the same number of rows above which you want to add new ones.Right-click the selection, and then select Insert Rows.. Insert columns. To insert a single column: Right-click the whole column to the right of where you want to add ...

With online threats getting more advanced day by day, it is important to prioritize the safety of your web browsing. Microsoft Edge offers several features and practices that can enhance your online security and protect your personal information.

Multiple IF functions can be nested together to allow for multiple criteria. The Excel IF function statement allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False.

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

Edit photos and videos. Whether you like to apply changes that affect your photo's quality, feel, and look—or you want to add information on top of your photos, the Photos app offers you comprehensive features to transform your photos and videos looking their best.

Microsoft accounts are for personal use, and for accessing services like Outlook.com, Xbox or Skype. Microsoft work and school accounts are for organizations that use Microsoft 365 for business.. Choose your account type, or learn more about the differences.

Note: If the TODAY function does not update the date when you expect it to, you might need to change the settings that control when the workbook or worksheet recalculates. On the File tab, click Options, and then in the Formulas category under Calculation options, make sure that Automatic is selected.