In an odd twist, Google has added 100 GB of free Dropbox storage for Chromebooks. Here’s how to get the offer and a way to mount your Dropbox into the Chrome OS Files app.
Dropbox
Chrome OS 75 mounts third-party Android cloud storage to the native Files app on Chromebooks
Using OneDrive, a NAS, or some other cloud storage with your Chromebook? Chrome OS 75 will make it easier to access that data by mounting it to your Files when you install the Android app for those services.