TSM Fix is for DigiStudio. It allows the floating DigiStudio Control window to be clicked on without bringing it to the front, sort of a "click-thru" enabler. The TSM Fix v.1.0.3 can be added to the Extensions folder on the Mac hard drive.- Open the Pro Tools LE 5.2 CD. - View the contents of the CD as a list (View Menu > As List.)- Open System Folder Items > Drag and drop TSM Fix v.1.0.3. into the Extensions folder on the Mac Hard Drive. Mac Hard Drive > System folder > Extensions folder- Restart.