This article explains how to use validation rules and validation text in table fields and form controls. A validation rule is one way to restrict input in a table field or a control (such as a text box) on a form. Validation text lets you provide a message to help users who input data that is not valid.

From your files, themes, and some settings to many of your installed apps and Wi-Fi information - Windows Backup will help protect what matters and make it easier than ever to move to a brand-new PC. This guide will help you to use Windows Backup to back up key things on your Windows PC.

Training: Switch to SharePoint Online from Google Sites and start working together with these quick instructions on how to access, upload, and share the content, information, and apps your team relies on with SharePoint Online.

Look for Server connectivity. If the status says Blocked, your PC was unable to establish a Teredo IPsec connection to the Quality of Service (QoS) server. If you also see Teredo is unable to qualify next to NAT type, visit the Teredo troubleshooting page first to fix that problem. Go to:

Select your Xbox profile (or select Choose a profile and sign in to your account). Select My profile > Customize profile, and then select your current gamertag. Under Choose your new gamertag, enter the gamertag that you want in the available text box, and then select Check availability.

We offer gamertags in the following alphabets/Unicode scripts: English basic, Latin, Latin extended, Latin extended-A, Hangul, Katakana, Hiragana, CJK Symbols (Chinese, Japanese, Korean), Bengali, Devanagari, Cyrillic, Greek, and Thai. These alphabets represent over 200 languages worldwide.

Skype適用于 Windows、Mac、Linux 和 Web 選擇您想要傳送內容的聯絡人或者聊天。. 在聊天視窗中，您可以進行下列動作： = 選取 圖釋、 GIF 或貼圖。. = 選取相片或檔案。. 或者，您可以將相片或檔案拖放到Skype。. 選取 [ 傳送]... 顯示更多. 您對支援體驗的評價如何 ...

How can I share files in File Explorer? Where are my documents in Windows? How does OneDrive work in Windows? How can I see hidden files and folders? Learn how to open and navigate File Explorer in Windows. Get answers to common questions about File Explorer.

如果您的家庭群組成員想要玩 Minecraft 中的多人遊戲功能，例如 Minecraft Dungeons 和 Minecraft Realms，則召集人可以使用 Xbox Family Settings 應用程式調整這些設定。

Use Clutter to sort low priority messages in Outlook on the web. Learn how to block someone or add email addresses to the safe senders list in Outlook on the web.