I'm real new to linux and raspberry pi and i'm just trying to install this emteria.os on a raspberry pi 3.
what am i doing wrong?:
pi@pico:~ $ cd Downloads
pi@pico:~/Downloads $ chmod a+x Emteria.OS_Installer-x86_64.AppImage
pi@pico:~/Downloads $ sudo -/Emteria.OS_Installer-x86_64.AppImage
sudo: invalid option -- '/'
usage: sudo -h | -K | -k | -V
usage: sudo -v [-AknS] [-g group] [-h host] [-p prompt] [-u user]
usage: sudo -l [-AknS] [-g group] [-h host] [-p prompt] [-U user] [-u user]
[command]
usage: sudo [-AbEHknPS] [-r role] [-t type] [-C num] [-g group] [-h host] [-p
prompt] [-u user] [VAR=value] [-i|-s] [<command>]
usage: sudo -e [-AknS] [-r role] [-t type] [-C num] [-g group] [-h host] [-p
prompt] [-u user] file ...
I'll appreciate any help.