Export Import Model in D365fo

CMD as admin

go to path-

 C:\AOSService\PackagesLocalDirectory\bin

Export - 

ModelUtil.exe -export -metadatastorepath=K:\AosService\PackagesLocalDirectory -modelname=CustomModel -outputpath=C:\Temp

Import-

ModelUtil.exe -import -metadatastorepath=C:\AOSService\PackagesLocalDirectory -file="C:\Temp\Custom Seperate Models\CustomModel.axmodel"

Each model might contains Resources folder which contains DLLs. Need to import seperately.

synchronize DB

Build the model