Make sure you’re installing the latest version of the Dropbox app.Make sure your computer meets the minimum system requirements to run the Dropbox app.If you see a “Cannot establish a secure connection” error message, follow this guide.If it is, you can manually configure your firewall to work with Dropbox using this guide.Make sure your antivirus software or firewall isn’t blocking the installation.Troubleshooting for failed installation of the Dropbox app on your computer They both install the Dropbox app, but the full installation doesn’t require an internet connection.If the Dropbox app on your computer won’t install, the simplest solution is to try downloading the full installation instead of the regular installation.
