There'a a really useful website called Google, where you can search for all sorts of things.
I put in "darkbox rev 2007 satellite reciever patch" and found this really useful looking link on the first page of results. I may have found more if I had spelled Receiver correctly
http://www.sat-universe.com/showthread.php?t=56089
There's also another bit of advice I found that you should use a memory stick to do the update.
Wonderful thing, Google.
Oh, you could also ask your question in the right forum. This one is actually for .... well, read it at the top of the page.
Allan, December 2009
