أصبح Hotmail الآن Outlook.com. تعرّف على كيفية تسجيل الدخول للوصول إلى حساب بريدك الإلكتروني على Outlook.com أو Hotmail أو Live أو MSN. للحصول على الدعم في Outlook.com، انقر فوق هنا أو حدد التعليماتعلى شريط القوائم وأدخل الاستعلام.

数据执行防护 (DEP) 是 Windows 中内置的一项技术，可帮助保护你免受从不应启动的位置启动的可执行代码的损害。 DEP 通过将电脑内存的某些区域标记为仅用于数据，将不允许任何可执行代码或应用从这些内存区域运行，

Note: If you are in tablet mode, desktop icons are not displayed.To see your desktop icons in tablet mode, go to Start > Settings > System > Tablet, then select Change additional tablet settings.Under When I'm using tablet mode, make sure that Hide app icons on the taskbar and Automatically hide the taskbar are both set to Off.

Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.

Find and download free templates to create documents like calendars, business cards, letters, greeting cards, brochures, newsletters, or resumes.

Notes: If you're using the desktop version of PowerPoint on a Windows PC, see the PowerPoint Quick Start.. If you're using the desktop version of PowerPoint on a Mac, see Office for Mac Quick Start Guides and PowerPoint for Mac Help.

更改第一页上的页眉或页脚，或者文档中的任何其他页面。 重要: 分节符不同于分页符。如果想要更改页眉或页脚的页面之前已有分页符， 请删除分页符 并将其替换为分节符，如下所示。

PowerPoint for the web supports changing case. See the procedure below. Word for the web doesn't support changing case. Use the desktop application to open the document and change text case there, or else you can manually change the casing of text in Word for the web.

Press this key. To do this. Command + Shift + B. Show or hide the favorites bar. Command + Shift + C . Open Developer tools. Command + D. Save your current tab as a favorite. Command + Shift + D. Save all open tabs as favorites in a new folder

在Windows Defender防火墙中打开端口时，允许流量进入或传出设备，就像在防火墙中钻了一个洞一样。 这会降低设备安全性，并可能为黑客或恶意软件创造机会，使其能够利用其中一个缺口访问您的文件，或使用设备将恶意软件传播到其他设备。