Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.

The following new and improved features have been implemented in Windows Installer 4.5. Multiple package transactionIn a multiple package transaction, you can create a single transaction from multiple packages.

If you turn on the Microsoft account setting for Cloud content search, Windows Search will show results from items in your personal OneDrive, Outlook, and other Microsoft services.If you search the web or get web search suggestions with Windows Search, Bing will personalize your results. You can also earn Microsoft Rewards points when you search with Bing in the Windows search box.

Kokeile näitä ratkaisuja, jos et voi kirjautua Outlook.com-, Hotmail-, Live- tai MSN-sähköpostitiliisi tai jos et ole varma, miten kirjaudut sisään tai ulos.

Ask for design ideas any time by choosing Design > Designer on the ribbon.. If Designer doesn't have any design ideas for you or you don't see the Designer button, there are a few possible reasons for that situation. Want to learn more about Designer?

Refunds are typically issued for requests that meet the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。

Belangrijk: u moet het aantal beheerders op uw Windows-apparaat beperken omdat beheerders volledige controle over het systeem hebben.Beheerders kunnen instellingen wijzigen, software installeren en toegang krijgen tot alle bestanden. Als te veel mensen dit toegangsniveau hebben, kan dit leiden tot beveiligingsrisico's zoals de installatie van malware of ongewenste wijzigingen in uw systeem.