You will need to upload all files (except install/install.php)
Be aware that on upgrading from 3.0 to 3.5 you will loose all your code edit hacks.
You could best first do a testupgrade on a test board.
Please view the official upgrade documentation. You might also want to have a look at vb.com in the Upgrade & installation forum at the stickied post "EVA2000's upgrade method"
|