Google and other search engines such as Bing and Yahoo have made it compulsory for websites to have ssl certificates installed.
When did happen? It took affect in July 2018. Why did this happen? This is done for security not only of the website but to protect all parties involved, especially those websites that have a forms on them, requesting visitors to complete them. Simply put that it is a form of security / safeguarding for the website visitor and website owner.
How and where can I get a SSL Certificate for my website? Your website designer, could supply, or the hosting company could supply you with an SSL Certificate. Failing that, PUKR can supply SSL certificates and Website Security for your domains and websites. A standard ssl certificate can be purchased from this link -> https://pukr.co.uk/products/standard-ssl-1-site/