In earlier versions of OnePager, we gave you the option to select the fields that you wanted to import when you were first building your report, but didn’t offer the flexibility to change your mind and add new fields later on.
That changed last year with version 6.0. Take a look at this video to see how to map ANY field from Project or Excel into an existing OnePager Project View:
https://youtu.be/m8Bevl8lod0