Linux Hint published a tutorial about installing Dropbox on Pop!_OS.
How to install Dropbox on Pop!_OS
Dropbox provides cloud service to the users by using which they can not only manage their data by storing it on the cloud but also can share data with others by uploading it on the drive. An account on dropbox can be accessed through the browser. It also supports the application which can be installed on any operating system including the distributions of Linux. This tutorial explains how to install Dropbox on Pop!_OS through three different methods; through GUI, CLI and Flatpak.
