In the message, on the Options tab, in the Permission group, click Sign Message. In the message, click Options. In the More Options group, click the dialog box launcher in the lower-right corner. Click Security Settings, and then select the Add digital signature to this message check box. Click OK, and then click Close.

Try Microsoft Update or contact your company help desk. To download an update manually, see Office Updates. Go to Control Panel > Programs > Uninstall a program. Find and select your version of Microsoft Office on your computer. In the bar above, click Change. Select Quick Repair > Repair. If this does not work, retry the steps, but choose ...

DirectX is a set of components in Windows that allows software, primarily and especially games, to work directly with your video and audio hardware. Games that use DirectX can use multimedia accelerator features built-in to your hardware more efficiently which improves your overall multimedia experience.

首先在“获取帮助”应用中运行自动音频疑难解答。. “获取帮助”将自动运行诊断，并采取正确的步骤来解决大多数音频问题。. 打开“获取帮助”. 如果“获取帮助”应用无法解决声音或音频问题，请尝试列出的可能解决方案：. Windows 11 Windows 10. 1. 检查扬声器 ...

Select the OneDrive cloud in your notification area to show the OneDrive pop-up. Select the OneDrive Help and Settings icon then select Settings. Go to the Account tab. Select Unlink this PC. macOS. Click the OneDrive cloud icon up in your Menu bar, click the three dots to open the menu, and select Preferences. Go to the Account tab.

For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Important:

在 Windows 中更改默认浏览器. >应用> 默认应用 选择 “开始 > 设置 ”。. 选择 Microsoft Edge 。. 在 将 Microsoft Edge 设为默认浏览器 旁边，选择 “设置默认值 ”。. 我们建议你过渡到 Microsoft Edge ，以享受更快、更安全、更现代的浏览体验。. 使用 Windows 设置应用更改 ...

Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:

Tip: When you open an encoded text file, Word applies the fonts that are defined in the Web Options dialog box. (To reach the Web Options dialog box, click the Microsoft Office Button, click Word Options, and then click Advanced.In the General section, click Web Options.)You can select the options on the Fonts tab in the Web Options dialog box to customize the font for each character set.

إذا قمت بتنزيل تطبيقات Microsoft 365 من App Store Mac، وقمت بتشغيل التحديثات التلقائية، فسيتم تحديث تطبيقاتك تلقائيا. ولكن يمكنك أيضاً تنزيل التحديثات يدوياً: فتح Mac App Store من إرساء أو الباحث. انقر فوق ...