Blurry, fuzzy or melting text on Thunderbird after upgrading to Windows 10

When I upgraded to Windows 10, I noticed text on thunderbird was blurry or fuzzy. I googled up the web and had a lot of hit on this subject. There are variety of fixes suggested like… 1) disable hardware acceralation 2) Go to TB option page and change the gfx.direct2d.disabled to true 3) Set Windows display scaling to 100% etc., etc. While I believe those suggesions are all true, none of them solved my issue. Further observation into TB’s screen showed the text start out showing clear then after few seconds, it becomes fuzzy. It feels like the text are melting in front of my eyes. Then I found this […]