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public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

Make and receive calls using Skype for Business. Set call forwarding options. Edit phone number. Start a Skype for Business conference call. Make and receive a Skype for Business video call

Microsoft 365 Groups with personal accounts. If you're using groups with a personal account, such as an Outlook.com, Hotmail.com or if you're using a Gmail or Yahoo account, you can still create a group, but it won't have shared OneNote, SharePoint or Planner resources.

Check the Xbox services, games, and apps for any service outages.

The sign-in options in Windows serve various purposes to enhance your user account security and sign in convenience. You can access the sign-in options from the Settings app.

Connecting to the internet when you’re setting up your Windows 10 or 11 PC ensures you get the latest features and security updates. You’ll need an internet connection to finish setting up a device running Windows 10 Home or Windows 11 Home / Pro.

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

Windows 10 版本 2004 和 Windows Server 版本 2004 更新历史记录; 终止服务声明; 2021 年 12 月 14 日 - KB5008212（OS 内部版本 19041.1415、19042.1415、19043.1415 和 19044.1415）

Microsoft Edge での印刷は簡単なプロセスであり、複数の方法で実行できます。 キーボード ショートカットの使用: Windows で Ctrl + P キーを押すか、Mac の 場合は Command + P キーを押して、印刷ダイアログを開きます。

Before you can use it, you'll need to enable access. In the search box on the taskbar, type remote assistance, and then select Allow Remote Assistance invitations to be sent from this computer from the list of results. Then, on the Remote tab, select the Allow Remote Assistance connections to this computer check box, and then select OK.. To get help: