add on thunderbird like outlook - SERP Analysis

https://www.reddit.com/r/Thunderbird/comments/1efx1f0/layout_like_outlook/

https://addons.thunderbird.net/en-US/thunderbird/

https://zapier.com/blog/best-email-clients-windows/

https://www.getmailbird.com/the-best-mozilla-thunderbird-alternatives-for-windows/

https://askubuntu.com/questions/173505/how-do-i-make-thunderbirds-reply-format-look-like-outlooks

https://www.askwoody.com/forums/topic/thunderbird-a-worthy-alternative-to-microsoft-outlook/

https://superuser.com/questions/1700001/make-thunderbird-look-like-outlook

https://support.mozilla.org/en-US/questions/1010190

https://eileenslounge.com/viewtopic.php%3Ft%3D42260

https://learn.microsoft.com/en-us/answers/questions/4658337/new-outlook-is-a-disaster-for-me-i-am-off-to-thund