How do you turn black and white photo' s into coloured photos, or a good program that does it?

I have a old photo in black and white, and i want to change it into colour. Does anybody know how, or know a good program that i can use?

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…).