64bit/Help/Qt Prefs
- go to Qt Prefs (mac: "Qt Creator->Preferences...", win: "Tools->Options...")
- go to "Build & Run"->"Default Build Properties"
- set "Default build directory" to "./{plat}_%{CurrentKit:Name}-%{CurrentBuild:Name}", where "{plat}" is either "mac" or "win")
- Open the project (eg: CFTest or kJams)
- click the "Projects" wrench icon on the left
- under the Kit (eg: "64") pick "Build"
- ensure "Shadow Build" is checked
- in the "Shadow Build Directory" make sure it matches what's in step 3