Select a Chrome HTML file that you know is actually a PDF file. Right-click on the file and select Properties. Next to "Opens with," you may see Google Chrome listed.

1] Disable checkboxes in File Explorer. If checkboxes are enabled in File Explorer, this may be one of the reasons why you cannot select multiple files and folders in Windows 11/10.

Learn how to Import from File, or Export to HTML Microsoft Edge browser Favorites in Windows 11/10. This lets you import favorites from other browsers too.

Before you can copy, move, or delete multiple files, you need to select them. How you select them depends on what they have in common. Once selected, the rest is easy.

There's another way you can change a file type's associated app in macOS: Right-click (or Ctrl-click) on the file in a Finder window and select Get Info. In the information dialog that appears, ...