Sorry I did not read through your entire response. Change to a different theme, you are using a high contrast theme, change to aero or the. I jumped to the next response when you mentioned Windows 10 since I have a Mac even though I know third-party software can have the same issue on both OS's. Alter the font size to anything you like. Black Background-GoogleChrome,ControlPanel, Mozilla Thunderbird. I started reading your reply but with my A.D.D. As you said in a later post you had given me the correct answer but I missed it. Is this perhaps is what is happening for you? What I have found is that if I press escape one time too many, it closes the QuickFilter bar. This leads to me deliberately pressing the escape key to force the orphaned menus to close. how do i increase size of font in thunderbird is there a new theme font and size changer that is compatible with version 68.4. Font vulnerabilities in the Graphite 2 library. (None of this happens on my preferred Linux system, so it's not a fault with Thunderbird.) MFSA 2018-25 Security vulnerabilities fixed in Thunderbird 60.2.1.

If I switch to another application, that sub menu will still be there and will haunt me until I go back to Thunderbird, where it will regain focus and allow me to close the sub menu. If I use a menu and get a drop-down window, it stays there when I click away from it.

Theme font mozilla thunderbird 2018