how to tag multiple files at once on OneDrive

Hi @Michael Yang

Here is an article: Download files and folders from OneDrive or SharePoint, it may help you.

You can select several files at once by selecting one file, scrolling down the list, then hold down the Shift key while left-clicking the last item you want to select.

To select all files in a folder, click the circle to the left of the header row, or press CTRL + A on your keyboard.

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