Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.

Tip: In Windows 7, you can synchronize your computer clock with an Internet time server to keep the computer clock up to date.To do this, select the date or time in the bottom right-hand corner of your screen, and then select Change date and time settings.Select the Internet Time tab, select Change settings, select Synchronize with an Internet time server, and then select Update now.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

This article explains how you can get or create a digital signature for use in Office documents. To learn more about how to use them in Office documents, see Add or remove a digital signature in Office files.. What is a digital signature?

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

Sign in to a work/school account using a remote computer. Many apps allow you to authenticate by entering a code on another device such as a PC.

These terms are used when your message has been intentionally blocked by a spam or blacklist filter on the recipient's email server. The recipient's server believes that the mail server or mail account that you're using is a source of spam.

See also. If you can't find Microsoft Store, see Trouble finding Microsoft Store in Windows 10. If you're having trouble launching Microsoft Store, see Microsoft Store doesn't launch. If you can launch the Microsoft Store but you are just having trouble finding or installing an app, see I can't find or install an app from Microsoft Store. Need more help?

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

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.