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Coloured attached PDFs are displayed and sent in black and white

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duplicate of /questions/1544753 thread

Coloured attached PDFs are displayed and sent in black and white, in both normal and troubleshooting modes.

This is not the case with DOCXs and JPEGs.

MacOS Thunderbird Desktop Version 140.4.0esr | Released October 14, 2025

Thanks in advance, Alan Lumley - [edited email from public]

<i>duplicate of [/questions/1544753] thread</i> Coloured attached PDFs are displayed and sent in black and white, in both normal and troubleshooting modes. This is not the case with DOCXs and JPEGs. MacOS Thunderbird Desktop Version 140.4.0esr | Released October 14, 2025 Thanks in advance, Alan Lumley - [edited email from public]

Modified by James