The main ways one can use to hide their IP address at home are the following:
There are multiple commercial and free VPN providers that one can use to connect to the internet. Generally a commercial VPN provider is preferred against a free one, as commercial providers are usually faster and more secure. A comparison of VPN providers can be found here: https://www.zdnet.com/article/vpn-services-2018-the-ultimate-guide-to-protecting-your-data-on-the-internet/
There are some things that one needs to keep in mind when using a VPN:
A great and comprehensive article about proxy servers and why their usage is discouraged can be found here: https://www.bestvpn.com/guides/proxy-server/
The Tor Browser is a browser that can run in multiple operating systems and uses the Tor network to connect to the internet without needing the installation of additional software. Tor protects you by bouncing your communications around a distributed network of relays run by volunteers all around the world: its goal is to prevent somebody watching your Internet connection from learning what sites you visit, and to prevent the sites you visit from learning your physical location. The Tor browser can be found here: https://www.torproject.org/
Although Tor makes detection difficult, Tor should never be used for illegal activities. Law enforcement has ways to investigate and address illegal activities over the Tor network