Unzip: cannot find or open mixcr-4.2.0.zip, mixcr-4.2.0.zip.zip or mixcr-4.2.0.zip.ZIP

Getting Started How do I...?
1

I’m trying to install mixcr, but I keep getting he error above, I’m following the instructions here: Binary distributions - MiXCR
but I a new to coding (I’ve only used R) and new to anaconda…please help?