[Install ESET NOD32 Antivirus on ZorinOS]

What a hell!!! Why???

[Install ESET NOD32 Antivirus on ZorinOS]

Hello,

I'm trying to install ESET on my pc but it has the following error: 

walter.santos@DKTP-0RN1-SA:~/Downloads$ sudo ./eset_nod32av_64bit_pt_br.linux
No protocol specified

(eset_nod32av_64bit_pt_br.linux:18763): Gtk-WARNING **: 20:59:26.204: cannot open display: :0

Can anybody help me?

Hw Specs:

Dell Optiplex 380

Proc: Pentium(R) Dual-Core CPU E5400 @ 2.70GHz × 2 

Mem: 3GB

Sw Spec:

S.O:  Zorin OS 15.2 (Ubuntu Based)

Type: 64 bits