Upgrading to 1.5 Stable From Joomla! Documentation (Redirected from Talk:Upgrading to 1.5 Stable) Upgrading from Joomla! 1.5 RC4 to Joomla! 1.5 Stable: Step 4.5: Remove the installation directory. Link for finding the checksum is 404... See "Where do I find the MD5 checksum?" Retrieved from "https://docs.joomla.org/index.php?title=J1.5_talk:Upgrading_to_1.5_Stable&oldid=107111"