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public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

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

Data sources. Your first step in setting up a mail merge is to pick the source of data you'll use for the personalized information. Excel spreadsheets and Outlook contact lists are the most common data sources, but if you don't yet have a data source, you can type it up in Word, as part of the mail merge process.

Note: The Not a value option in the field list refers to fields that are not normally summed or averaged.For example, you wouldn't sum the years displayed, but you might sum the values of the years displayed. If used with another field that is summed or averaged, Not a value works like a row label, but if used by itself, Not a value counts unique values of the selected field.

Note: You might not be able to change the power mode when a custom power plan is selected.If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan.

Find everything you need to manage your Xbox account, profile, and more.

The above options will help you move files to your new PC. To access your favorite Microsoft apps and services from any device, be sure to sign in with your Microsoft account.It will connect you to your tools and subscriptions, plus help you manage your digital life, privacy settings, and the health and safety of your devices.

Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support.

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.

Change meeting options : Configure the meeting's privacy options after you select Get a link to share .. Select Configure meetings options , a new tab opens in your default browser where you can set Who can bypass the lobby and Who can present options in the dropdown menu. Make your selections, then Save .