Learn how to access SharePoint, a browser-based app for online collaboration and document management, through your web browser. Find out how to check your subscription, troubleshoot issues, and get training for SharePoint.

Learn how to compress and extract files or folders in Windows 10 or 8.1. Follow the simple steps to create, rename, or delete zipped folders and avoid encrypting sensitive files.

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.

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

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.

Learn how to get a refund for digital game products purchased from the Microsoft Store or Xbox apps. Find out the eligibility criteria, guidelines, and resources for refund requests.

Learn how to change external content settings in Excel and PowerPoint to protect your security and privacy. Find out what external content is, why it can be harmful, and how to enable or disable it in the Trust Center.

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 use Internet Explorer mode in Microsoft Edge to view sites that require Internet Explorer compatibility. Follow the steps to turn on, reload and leave the mode in Edge.

如何在 Excel 中使用转置来旋转列和行以重新排列工作表数据。