problem in Autodesk inventor 18.1

hello guys, I'm using inventor 18.1 and whenever I download an assembly from the internet it can't open, it's showing that the assembly is resolved and need to be unresolved, anyone know how I can unresolved it?
thanks

2 Answers

those are some screenshots, I tried to open the shaft that i did yesterday and here what it showed me

You need to define where the files are coming from.
What I think is, you might have just downloaded the asm file and not the ipt files.