hello Robert,

notting, i open taz.gz files but i'm how upgrade my freesurfer??

im send you my trials:

emrehari$ $ tar zxpf freesurfer-darwin-OSX-ElCapitan-dev.tar.gz

-bash: $: command not found

Emre-MacBook-Air:~ emrehari$ $tar zxpf freesurfer-darwin-OSX-ElCapitan-dev.tar.gz

-bash: zxpf: command not found

Emre-MacBook-Air:~ emrehari$ tar zxpf freesurfer-darwin-OSX-ElCapitan-dev.tar.gz

tar: Error opening archive: Failed to open 'freesurfer-darwin-OSX-ElCapitan-dev.tar.gz'

Emre-MacBook-Air:~ emrehari$ 

------

tar.gz files in my download file

cd $FREESURFER_HOME

sudo tar -zxvf ~/Downloads/freesurfer-darwin-OSX-ElCapitan-dev.tar.gz

this code run: tar.gz files open in my Applications/freesurfer/here, there were two inside.

you can step-step write for me? im how uprgade my freesurfer??

thanks you.