Find out how to access and modify cellular settings on your Windows PC with this official guide from Microsoft Support.

Watch videos online from any computer that's connected to the internet. The video results on Bing Video come from a variety of media outlets. Find and watch videos: Search for videos by keywords or categories, and browse for popular, recently uploaded, and related videos.

Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

删除无线显示器，然后将其重新连接。若要删除设备，请打开“设置”，然后选择“蓝牙 & 设备 > 设备”。在 “无线显示器 & 扩展坞”下，选择无线显示器旁边的“ (三个垂直点) 的更多选项”或要删除的适配器，然后选择“删除设备 > 是”。之后尝试重新连接。

احصل على دعم مشاركة صور وملفات ومقاطع فيديو على Skype لـ Skype لسطح المكتب بنظام Windows الخاص بك وابق على اتصال مع أصدقائك وعائلتك أينما كنت.

Unmerge cells. If you need to reverse a cell merge, click onto the merged cell and then choose Unmerge Cells item in the Merge & Center menu (see the figure above).. Split text from one cell into multiple cells. You can take the text in one or more cells and distribute it to multiple cells.

Windows 11, phiên bản 23H2; Ngày 9 tháng 7 năm 2024—KB5040442 (HĐH Bản dựng 22621.3880 và 22631.3880) Ngày 25 tháng 6 năm 2024—Bản xem trước KB5039302 (Bản dựng HĐH 22621.3810 và 22631.3810)

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。

Microsoft 365 หรือ Office สําหรับใช้งานที่บ้าน. หากคุณมีผลิตภัณฑ์สําหรับใช้งานที่บ้าน และมาพร้อมกับคีย์ผลิตภัณฑ์* ก่อนที่จะติดตั้งเป็นครั้งแรก (หรือ ...