When installing a new software version bundled with the EOS REBEL T2i/EOS 550D, what happens with the previous version?

Last Updated : 11-Mar-2010
Issue Number : 8200742500

When installing a new software version, the previous version is automatically overwritten by the new version.

In any of the following cases, the previous version does not need to be uninstalled.

When installing a new software version supplied with your second or subsequent Canon cameras
When updating the software to the latest version by using an updater

For details on the latest software information, please refer to the Canon software download pages.