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public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

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.

You can save an Excel file in another file format by clicking the File > Save As.The file formats that are available in the Save As dialog box vary, depending on what type of sheet is active (a worksheet, chart sheet, or other type of sheet).

Windows 10 puts notifications and quick actions in Action Center—right on the taskbar—where you can get to them instantly. Select Action Center on the taskbar to open it. (You can also swipe in from the right edge of your screen, or press Windows logo key + A.). Notifications at a glance

In addition to these three tools, you can install add-ins that help you perform What-If Analysis, such as the Solver add-in. The Solver add-in is similar to Goal Seek, but it can accommodate more variables. You can also create forecasts by using the fill handle and various commands that are built into Excel.

Yes, you can. Windows 11 Arm-based PCs supports the majority of printers, including printers that support the printing standard Mopria. You can check to see if a printer is Mopria certified at mopria.org.. Printers from large printer manufacturers like HP and Xerox have released Printer Support Apps, companion printing apps designed to enhance the Windows print experience.

Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.

To change the point where you want the vertical (value) axis to cross the horizontal (category) axis, expand Axis Options, and then under Vertical axis crosses, select At category number and type the number that you want in the text box, or select At maximum category to specify that the vertical (value) axis cross the horizontal (category) axis after the last category on the x-axis.

When you use InPrivate tabs or windows, your browsing data (like your history, temporary internet files, and cookies) isn't saved on your PC once you're done.

Make boards read-only when needed. If you started your whiteboard in a Microsoft Teams meeting or channel, you can choose to put it in read-only mode whenever you want your co-workers or students to stop collaborating on it.