使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Run the latest version of Internet Explorer 11 - Microsoft Support
To open Internet Explorer, select the Start button, type Internet Explorer, and then select the top search result. To be sure you have the latest version of Internet Explorer 11, select the Start button, select Settings > Update & security > Windows Update, and then select Check for updates. Internet Explorer 11 support ended on June 15, 2022.
Explore the homepage - Microsoft Support
Use as wallpaper. Most of the daily images are available for download to use as wallpaper. Hover over the image headline and select Download today's image. If licensing restrictions don't allow downloads of a given image, there's a link to download the Bing Wallpaper app, which offers a library of images featured on Bing.
Use Internet Explorer in Windows 10 - Microsoft Support
If you can't find Internet Explorer on your device, you'll need to add it as a feature. Select Start > Search , and enter Windows features. Select Turn Windows features on or off from the results and make sure the box next to Internet Explorer 11 is selected. Select OK, and restart your device. Internet Explorer 11 support ended on June 15, 2022.
Change your default search engine in Microsoft Edge
Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.
Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 ...
AND 和 OR 函数最多可支持 255 个单独条件,但并不建议使用多个条件,因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式:. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0,并且 B2 (75 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
Change an email signature - Microsoft Support
Click File > Options > Mail > Signatures . Click the signature you want to edit, and then make your changes in the Edit signature box. When you're done, select Save > OK. For more information about email signatures or if you haven’t created one yet, see Add a signature to messages. How to change your Outlook signature or add a signature.
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016
安装 Windows 7 Service Pack 1 (SP1) - Microsoft 支持
安装 Windows 7 Service Pack 1 (SP1) Windows 7 支持已于 2020 年 1 月 14 日结束。. 我们建议你转到 Windows 11 电脑来继续从 Microsoft 接收安全更新。. 获取 SP1的推荐(并且最简单)方法是在“控制面板”中的“Windows 更新”中打开自动更新,然后等待 Windows 7 通知你 SP1 已准备 ...
メモ帳に関するヘルプ - Microsoft サポート
メモ帳に関するヘルプ. Windows 10 Windows 8.1 Windows 7 Windows 11. メモ帳を開くには、 [ スタート] ボタンを選択 し、「メモ帳 」と入力し、結果から メモ帳 を選択します。. 以下は、メモ帳についてよく寄せられる質問に対する回答です。. メモ帳でヘッダー ...
欢迎使用 Windows
为Windows 11升级做好准备. 什么是 Microsoft 帐户. 备份 Windows 电脑. 获取有关你的 Microsoft 帐户的帮助.