If you're like me, you have a dog that occasionally likes to eat things. In this case, Winston at my EOS Utility install disc before I got a chance to install it on my iMac. This wasn't initially a problem for me, as I use Lightroom and don't shoot tethered. But then I discovered the CineStyle Picture Style by Techicolor and wanted to experiment with it while shooting video. Unfortunately, to load picture styles onto a Canon camera, you need the EOS Utility (this hasn't been an issue before, since I shoot RAW when shooting stills). Luckily, I found the following instructions for installing without the disc. How To Download The Canon EOS Utility If You Lose Your Installation CD [Mac].