Deleted files do not count against your storage quota, so permanently deleting them will not save space. If you delete other Dropbox users’ copies of the data, their versions won’t be removed.
After you remove a file from Dropbox, it is no longer visible in any of the folders in your account. The file isn’t actually destroyed until after your recovery period has ended: Basic, Plus, and Family accounts are able to retrieve deleted files for 30 days.
To boost your storage space, increase the amount of space you have been allocated through referrals bonuses, or other offers. Leave any shared folders that exceed your allowance. Delete files from Dropbox.
You’ll see all of your Dropbox folders here. Any folders that you’d want to keep in the cloud but don’t need access to should be unchecked. This removes the files from your computer while not deleting them since they are now unneeded space on your hard drive.
Dropbox is a simple cloud-based file storage service that works well with photographs. The free Basic version, on the other hand, isn’t much of a help since new users get just 2GB of online storage – that won’t go very far.