注意: 默认情况下，所有搜索都是 and 搜索。 必须将 not 和 or 运算符大写。 否则，必应将忽略它们作为停止字词，这些字词和数字是常见的单词和数字，为加快全文搜索速度而省略。

Summary. Security updates released on and after July 6, 2021 contain protections for a remote code execution vulnerability in the Windows Print Spooler service (spoolsv.exe) known as “PrintNightmare”, documented in CVE-2021-34527.After installing the July 2021 and later updates, non-administrators, including delegated admin groups like printer operators, cannot install signed and unsigned ...

On the Design tab, select Watermark.. In the Insert Watermark dialog, select Text and either type your own watermark text or select one, like DRAFT, from the list. Then, customize the watermark by setting the font, layout, size, colors, and orientation. If you don’t see the watermark, click View > Print Layout.This also shows how the printed watermark will look.

You can use RTF when you send messages inside an organization that uses Microsoft Exchange, but we recommend that you use the HTML format. In fact, when you send an RTF message to someone outside your organization, Outlook automatically converts it to HTML, so the message keeps its formatting and its attachments.

In Microsoft Teams (free), there are different ways to chat with SMS participants. You can start a chat with an SMS participant in supported countries, see How to chat via SMS on Microsoft Teams (free).. You can also link your Android in Microsoft Teams (free) to connect your phone to Teams—get access to your SMS text messages and contacts, and receive notifications.

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

Install the S/MIME control. Get a certificate, sometimes referred to as a key or digital ID. The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk.

The Snap feature is a great way to improve your productivity by sharing many app windows in a single screen. Different layouts are available with many sizes to choose from, so you can get the most from your favorite apps when you are working on specific tasks.

The People app is your address book. You can add your contacts and keep in touch with friends and family. The People, Mail, and Calendar apps work together so you can easily send mail to and schedule appointments with your most important people.

If you have a Microsoft 365 Personal or Family subscription tied to your account you won't see ads in Outlook for iOS, Android, and Mac. If you believe you have a paid subscription, please make sure the email address you used to purchase that subscription has been added as an account in Outlook.