A few settings you may wish to consider for your firefox’s about:config page.
browser.ml.chat.enabled = false
browser.ml.chat.shortcuts = false
browser.ml.chat.shortcuts.custom = false
browser.ml.chat.sidebar = false
browser.ml.enable = false
browser.tabs.groups.smart.enabled = false
Yeah it was a subtle joke about how people thought that the ML in lemmy.ml was “Marxist-Leninist”. It was really because Mali had cheap (free?) domain names for a time. The political beliefs were just a happy coincidence.