You must have the latest "My Michelle SR1" Update from Runtime DNA.Without the latest update to My Michelle you might not be able to run this morph pack.
After you install the "Michelle Traditional" files, you need to run "Build Morph Packs" under Figures, Michelle, Utilities.
Once installed the "Michelle Traditional" morph INJ can be found in the "Libraries\Pose\Michelle\Traditional" directory.
To apply the "Michelle Traditional" FBM select your Michelle figure/ Body. Hit the "INJ Traditional" button.
Now hit the Apply Traditional Pose, you should now see Michelle Traditional with the new morph applied and, the proper scaling.
The "Michelle Traditional" FBM can be found in the body under the Other/Traditional Dial
There are some known issues with DAZ Studio 3. The Morph dials may not appear in DAZ Studio 3.