Independent Time Displays
You can show time displays that are independent from the global display format.
To select an independent time display, do one of the following:
In the ruler of the Project window or any editor, click the arrow button to the right of the ruler.
In the global track controls area of the track list, click Add Other Track or Use Track Preset, select Add Ruler Track to add a ruler track, and right-click the ruler.
In the Main Transport section of the Transport panel, click Select Secondary Time Format.