Learn how to access SharePoint through your web browser and your work or school account. Find out how to troubleshoot if you can't see or find the SharePoint app on office.com.

Learn how to locate your downloaded files on your PC using File Explorer or your browser settings. Follow the steps to access your Downloads folder under Quick access or This PC.

Find out how to fix problems signing into your Microsoft account, such as password reset, verification codes, username recognition, and more. Use the Sign-in Helper tool to check and solve your account issues.

Learn how to troubleshoot common printer issues in Windows 11, 10, 8.1 and 7. Follow the steps to check cables, wireless connection, driver, spooler, and status of your printer device.

Learn how Microsoft Edge collects and stores data on your device and sends it to Microsoft to improve the browser and its services. Find out how to manage your privacy settings, clear browsing data, and control diagnostic data sharing.

Learn how to get a refund for digital game products purchased on Xbox consoles, PC, or mobile devices. Find out the eligibility criteria, guidelines, and resources for refund requests.

Learn how to use the Feedback Hub app to send feedback to Microsoft about Windows 11 or Windows 10 problems or suggestions. Find existing feedback, add new feedback, attach screenshots or recordings, and submit your feedback.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

注意: 如果使用 Microsoft 帐户 （例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户）而不是工作或学校帐户登录，请注销，然后使用正确的帐户重新登录。 不确定使用哪个帐户登录？ 在 Outlook 导航标头中选择 “帐户管理员 ”。 如果未使用所需帐户登录，请选择“ 注销 ”并重新开始该过程，或选择 ...

Learn how to show hidden files, folders, and drives in Windows 11 and Windows 10. Follow the simple steps to open File Explorer and select View > Show > Hidden items.