About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

Check the Xbox services, games, and apps for any service outages.

摘要 Email 簽名能在你的商業溝通中建立專業一致性，並確保收件人在每則訊息中都擁有你的聯絡資訊。 在Outlook中，你可以為不同用途設定多個簽名 (內部與外部、個人與商務) ，並選擇是否自動包含在新郵件、回覆或轉寄中。 你的簽名可以包含文字、連結、圖片和圖片 (，例如你的手寫簽名或標誌 ...

A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

Xbox Support ... Xbox Support

You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file or message, place the cursor where you want to insert the symbol. Open the Symbol ...

Learn how to download and install apps you need from your Microsoft 365 business subscription.

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

Training: Watch and learn how to create an email contact group in Outlook so you can email the group instead of sending individual emails.

Learn how to use keyboard shortcuts in Word to add accent marks, special characters, symbols, and more.