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How can I avoid the vertical lines T-bird inserts on replies? (Mac)

Thunderbird Settings
ren.penaflor replied
ren.penaflor
ren.penaflor

Is there a Mac solution to this issue?: https://support.mozilla.org/en-US/questions/1144690

Is there a Mac solution to this issue?: https://support.mozilla.org/en-US/questions/1144690

All Replies (1)

ren.penaflor
ren.penaflor Question owner

Chosen Solution

The userContent.css method did not work for me.

But ReplyWithHeader did! Thank you!