Go back to the Dropbox website, or just search for "Dropbox download" in your browser. Find the download link, usually ...

Dropbox is a file hosting service that has been around since 2008. Dropbox makes it easy to save all your files from photos to videos to pdfs in the cloud. This makes your files very easy to share ...

DropBox installer app only gives option to sync with my C drive... not enough space. I need it to install/sync on D instead. WTF? How the heck does it NOT give you this option?