Learn how to change app notifications, banners, and sound settings in Windows.

How to use an Excel spreadsheet with mail merge in Word to create mailing lists for labels, envelopes, and documents.

Wenn Sie auf einem PC mit Windows arbeiten und möchten, dass die Apps und Inhalte von einem anderen Gerät auf Ihrem PC-Bildschirm angezeigt werden, sollten Sie den Bildschirm dieses Geräts spiegeln oder auf Ihren PC projizieren.

Learn how to take the text in one or more cells, and split it out across multiple cells by using Excel functions. This is called parsing, and is the opposite of concatenate. Watch more in this video.

Learn how to get more storage or delete excess files if your OneDrive is full or near your storage limit.

Learn about different things you can try to fix network connection problems in Windows.

Help to fix install errors for Office, such as "can’t install Office", "something went wrong" or situations where install hangs or activation fails.

How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.

Learn how to remove passwords from your Microsoft account to increase security.

注意: 如果数据位于 Excel 表中，则“转置”功能不可用。您可以 将 表格 转换为区域 中首先，或可以使用 TRANSPOSE 函数 旋转的行和列。