How to Make Powerpoint Files Open With Chrome In Google Chrome ninety and afterward, you can attach files to an email in Gmail by copying the file in your file director in Windows, Mac, Linux, or Chrome Bone and pasting it into the email window. Here's how to do information technology. How It Works Chrome 90 includes an experimental flag called "Clipboard Filenames." When this flag is enabled, y'all can attach files to your email in Gmail by just pasting the file (every bit in pasting a file in your file manager using Ctrl+Five or Command+Five). This flag is supposed to work on Windows, Mac, Linux, Chrome Bone, and Android. We tested it on our Windows and Mac machines and it worked just fine on Windows. For some reason, information technology didn't work on our particular Mac. Sin