David;
Right click one of the files Quick Time opens.
Click Open With
Check the box near the bottom to Always Use
Select the program you want as default
Click OK and follow prompts
Or
Start/Set Access Program and Defaults
You can select from there.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.