Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key. Certificates are issued by a certification authority, and like a driver’s license, can be revoked. A certificate is usually valid for a ...

Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off.

更改或重置密码. Windows 11 Windows 10. 如果要更改或重置用于登录 Windows 的密码，可以使用不同的选项。. 本文概述了可以采用的不同方法，无论是使用Microsoft帐户还是本地帐户、登录还是登录屏幕. 如果改用 PIN，请参阅 更改或重置 PIN 。. 重要: Microsoft帐户、Windows ...

View hidden files and folders in Windows. Windows 11 Windows 10. Windows 11 Windows 10. Open File Explorer from the taskbar. Select View > Show > Hidden items. Learn how to show hidden files, folders, and drives in Windows.

Insert the Office 2010 installation disc. Click Start, > Computer, and right-click in the disc drive where the Office 2010 installation disc was inserted, and select Open. Open the x64 folder in the installation root, and then double-click setup.exe. After setup completes, continue by following the default installation instructions, by entering ...

可以使用“设置”应用配置和管理 Windows Hello。. 在 Windows 设备上的“设置”应用中 ，选择“ 帐户 ”> “登录选项 ”或使用以下快捷方式：. 登录选项. 在 “登录方式” 下，有三种使用 Windows Hello 登录的选项：. 选择“人脸识别 (Windows Hello) ”，使用电脑的红外 ...

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.

Microsoft Edge、Internet Explorer 11、Google Chrome、Firefox、Safari でホーム ページを変更する手順について説明します。 [全般] タブの [ホーム ページ] で、ホーム ページに設定するサイトの URL を入力します。 複数の URL を追加できます。[現在のページを使用] を選択すると現在表示しているサイトを追加 ...

What is: Multifactor Authentication. When you sign into your online accounts - a process we call "authentication" - you're proving to the service that you are who you say you are. Traditionally that's been done with a username and a password. Unfortunately, that's not a very good way to do it. Usernames are often easy to discover; sometimes ...

Install a custom font you have downloaded. Once you've downloaded the font you want to install you need to install it in the operating system. Once the font is properly installed in the operating system Microsoft Office will be able to see and use it. For detailed instructions select the operating system you're using from the drop-down box below.