Billing & payments. Your dashboard is also where you can: Buy, renew, or cancel a subscription.

Find PowerPoint help and training from Microsoft. Get answers to your questions, and learn from how-to articles and training videos for PowerPoint.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

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Select Start > Settings > Apps.. Apps can also be found on Start .The most used apps are at the top, followed by an alphabetical list. See installed apps and programs on your device

使用新的 Bing 內建功能體驗 AI 支援的瀏覽. 在 Microsoft Edge 中取得完整的解答、摘要資訊，共同尋找靈感。 按一下下方的 [立即試用]，即可開始使用 AI 支援的 Copilot 網頁版。