Learn how to set the size limit for your Outlook .pst and .ost files with four registry entries. Avoid errors and performance issues with this guide.

Saiba como conectar um dispositivo Bluetooth no Windows e ajustar as configurações de emparelhamento Bluetooth.

If you forgot your work or school password, never got a password from your organization, or have been locked out of your account, you can use your security info and your mobile device to reset your work or school password.

了解 Microsoft 365 订阅、Office 2016 和免费 Office Online 应用之间的区别。

Learn how to open and close Outlook Data Files (.pst) that contain copies, archives, or backups of your Outlook information.

Find answers to common questions about codecs and DVD decoders in Windows Media Player.

Troubleshooting error message: Windows cannot access the specified device, path, or file. You may not have the appropriate permission to access the item.

Microsoft 支援服務可協助您處理 Microsoft 產品。 尋找適用於 Microsoft Copilot、Microsoft 365、Windows、Surface 等的使用方法文章、影片和訓練。