How do I stop my dog from barking at night?

My dog will not stop barking at night. However he only does it occasionally. He pants and walks around down stairs when he needs a poo at night, so I let him out for a while. But when he comes back in he still barks! I would leave but our neighbours have woken up because of him before.

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).