To download programmes you need to be in the UK - if you're incorrectly told that you're not, please see this advice.
Mac and Windows users must have administrator privileges on the account you wish to install BBC iPlayer Desktop to, otherwise you will not be able to install it.
Windows
To install on Windows please see this advice.
These links will take you to a website outside BBC Online. The BBC is not responsible for content or software downloaded from external sites.
Apple Macintosh
To install on a Mac, please see this advice.
These links will take you to a website outside BBC Online. The BBC is not responsible for content or software downloaded from external sites.
Linux
To install on a Linux machine, please see this advice.
Air on Linux does not work when connecting through a proxy
Adobe Flash 9.0.115 or higher and Adobe Air 1.5. Get the latest Flash version here and Adobe Air here.
If you have a 64-bit Linux distribution, see Adobe's advice on what you may have to do.
These links will take you to a website outside BBC Online. The BBC is not responsible for content or software downloaded from external sites.
For further help you can Contact Us, or you can discuss this issue at the BBC iPlayer messageboard.