VPN Not Working

i am using Parrot OS, here are my specs-
Linux HP 5.14.0-2parrot1-amd64 #1 SMP Debian 5.14.6-2parrot1 (2021-09-25) x86_64 GNU/Linux
Distributor ID: Debian
Description: Parrot OS 5.0 (LTS)
Release: 5.0
Codename: bullseye
so i am adding a PPTP vpn and a Openvpn connection to my Connections setting, i am successful in adding but it would never connect, i decided to import the openvpn as a config file but that too wouldnt connect.i downloaded my config file from www.vpnbook.com and i am pretty sure there is nothing wrong with the config file.JUST HELP ME CONNECT TO A VPN USING PPTP OR OPENVPN

this might help

didnt work

You are just saying that you cannot connect, but no other information than this.
Without you specifying the error none can get to know what you are into.

With this, refer some documentation or tutorials about connecting to can through openvpn.
(maybe protonvpn documentation might help u).