Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

You should see App Builder in the left navigation pane under Agents. App Builder's availability is controlled by your organization's Microsoft 365 app store settings, which follow your company's policies and permissions.

Xbox Support 提供 Xbox、Game Pass 及帳單問題的協助。在 Xbox Support 社群中取得建議與客戶服務。

If you can't remember your account name, use these steps to try to get back into your Microsoft account.

This page provides support links for home users and support phone numbers for business users.

The Xbox Insider Hub app is available on PC and Xbox console. With the Xbox Insider Hub, you can participate in the Xbox Insider Programme and explore console, game and app previews as well as other experiences before they become available to the general public.

For Insiders The Xbox Insider Programme was built for you! On PC, Xbox console, or mobile, you can get early access to new games and features, join playtests with our developer partners, and provide valuable feedback to help shape the Xbox experience. Your feedback even earns you bonus XP!

With 64-bit apps, you have up to 128 TB of virtual address space which the app and any add-ins running the same process can share. With 32-bit apps, you might get as little as 2 GB of virtual address space which in many cases isn't enough and can cause the app to stop responding or crash.

Learn how to track achievements in your Xbox games and enhance your gaming experience with this comprehensive guide.

Caution: When you create a password for a workbook, write down the password and keep it in a secure place. If you lose the password, you can't open or gain access to the password-protected workbook.