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

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public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

Go to Your info at the top of the page.; Select Manage how you sign in to Microsoft.; Select the alias that you want to remove. If it’s a primary alias, select a new primary before you remove the old one. To do so, select one of the other aliases that are on the account, and then select Make primary.; You’ll use this new primary alias to send and receive emails, access your Microsoft ...

To help protect your privacy, the new Microsoft Edge sets tracking prevention to balanced by default. For increased protection, you can switch your tracking prevention to strict or block all third-party cookies.

Email与 Microsoft 帐户关联的地址和电话号码称为别名，它们使用相同的联系人、在线存储、订阅和帐户设置。 可以使用任何别名登录到 Microsoft 服务或 Windows 和 Xbox 设备，并且可以选择其中任何一个来发送和接收电子邮件。

To change notification settings for individual senders, under Get notifications from these senders, turn a notification sender either on or off—or select a sender's name and then turn on or turn off notification banners, lock screen privacy, turn notification sounds on or off, and set the priority of notifications.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Check the placement of the wireless USB dongle. The wireless USB dongle should be plugged into a USB port that allows for the best reception and minimizes the distance between the wireless USB dongle and the keyboard or mouse.

When Kelly sends an email message to anton@proseware.com, she composes it from her computer, which is identified as (i101-177.nv.litwareinc.com).The composed text is passed from her computer to the email server, mail.litwareinc.com. This is the last that Kelly will see of her email message, because further processing is handled by email servers with no intervention from her.

Follow the news you choose! Get the day's top news and breaking news from the industry's best sources. Stay updated on any topic you care about, from global events to your local news.