|User since||August 26, 2017|
|Number of add-ons developed||0 add-ons|
|Average rating of developer's add-ons||Not yet rated|
Firefox:great, Thunderbird:not Rated 4 out of 5 stars
With Firefox, I get Win10 Title bar color, just as hoped. So far, perfect. But with Thunderbird, just a pastel blue, so doesn't work there, for me. I'm running Win10, v1703, 64bit.