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Use Firefox containers plugin. (https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/ https://addons.mozilla.org/en-US/firefox/addon/multi-ac
by pipo234 3y ago
Use Firefox containers plugin. (https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/ https://addons.mozilla.org/en-US/firefox/addon/multi-account...)
(Or use Thunderbird; and don't rely on email formatting, regardless)