You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

OneDriveまたは Sharepoint のファイル要求機能を使用すると、送信するリンクを使用して他のユーザーがファイルをアップロードできるフォルダーを選択できます。. ファイルを要求するPeopleは、ファイルのみをアップロードできます。. フォルダーの内容を表示 ...

Check the Xbox services, games, and apps for any service outages.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC.

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.

请尝试 Microsoft 更新 或联系公司的技术支持。. 若要手动下载更新，请参阅 Office 汇报 。. 若要更新 Office，但无法打开任何 Office 应用，请尝试修复 Office 套件：. 转到“ 控制面板 ”>“ 程序 ”>“ 卸载程序 ”。. 在计算机上查找并选择你的 Microsoft Office 版本 ...