Lets see the best way to block twitch ads, it is possible by two ways either you can use a VPN, or install an ad blocking app or extension.
VPN may pretend that you are in a nation where advertisements do not appear Some VPNs come with their own ad-blocker as well. Paid subscribers are required for the finest services. can cause a slight decrease in speed in your network as because of the VPN provider's server managing the routing of your traffic
Adblocker Not much impact on system resources Low cost sometime it is free Both of them secures nor protects any of your other communications. opens no extra streaming libraries or geo-restricted content, and Twitch actively works to prevent their use