I am using Ubuntu 20.04 on my desktop, my internet is on wifi via d-link dongle.
Before VPN connection inter is working fine with good speed. But once I connect VPN internet is not available on Ubuntu system, also the gateway which is router IP is not pingable.
I found this below link but I am connecting via forticlient VPN, but the steps are not applicable for me.
Internet becomes unavailible after connecting through vpn
Step 1 & 2 are not applicable for me.

But I have done step 4 & 5 which on WIFI Network, but still not working.
