Hi there, 

Can some one help me  install signify on my device a pixel 4XL? 

I read it many times how to install it in grapheneos.org but i still can not do it correctly. 

I am using linuxmint. In the terminal i type: 

signify-openbsd
> after that i type:
> sudo apt-get install siginify-openbsd
> after that i type:
> signify-openbsd -Cqp factory.pub -x coral-factory-2020.10.06.02.zip.sig && echo verified