Starting June 2024, adblockers such as uBlock Origin and many other extensions on Chrome will no longer work as intended. Google Chrome will begin disabling extensions based on an older extension platform, called Manifest V2, as it moves to the more limited V3 version.
Yeah, malware is often distributed via ads. They also track+expose information that could be used for spear phishing, identity theft and so on, if it falls into the wrong hands. So, ad blocking is certainly recommended for security.