Do you have a plan that STAAD.Pro implements AISI 2016 edition?
AISI S100-16 code was implemented in the STAAD.Pro CONNECT Edition V22 Update 4. Details related to the design procedure can be found in the STAAD.Pro Help section Design > D. Design Codes > D1. American Codes > D1.E. American Codes - Steel Design per AISI Cold Formed Steel Code.