User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:184.108.40.206) Gecko/2008092417 Firefox/3.0.3 Build Identifier: 20080914 In both Firefox and Thunderbird mail reading ctrl +/- changes the zoom level (and many other programs nowadays actually), but during Thunderbird mail compose this doesn't work :-( Reproducible: Always Steps to Reproduce: 1. 2. 3.
WFM here on Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:220.127.116.11pre) Gecko/20090723 Lightning/1.0pre Shredder/3.0b4pre ID:20090723184701 Reporter, the issue is still present for you also with last release 18.104.22.168? Could you try to see if it still happens with http://ftp.mozilla.org/pub/mozilla.org/thunderbird/nightly/latest-comm-1.9.1/ ?
Fixed by bug 738194 for upcoming TB24 release: - Ctrl++ to zoom in; Ctrl+- to zoom out; Ctrl+0 to reset zoom to 100% - or Ctrl+mousewheel to zoom in/out - or View > Zoom menu
Nice! Thank you so much for adding this feature.