Print Preview Issue க்கான சமீபத்திய பதில்கள்https://support.mozilla.org/ta/questions/13282662021-03-07T23:44:21-08:00HP OfficeJet Pro 8600 Plus
2021-03-07T23:44:21-08:00johndarin2https://support.mozilla.org/ta/questions/1328266#answer-1397193<p>HP OfficeJet Pro 8600 Plus
</p>We have some issues with printer drivers. It would be great if you could provide some extra informat2021-03-07T22:58:34-08:00jwatthttps://support.mozilla.org/ta/questions/1328266#answer-1397184<p>We have some issues with printer drivers. It would be great if you could provide some extra information so that we can fix things so other users don't encounter this issue. First, can you tell us what the model number of your HP is?
</p>Awesomeville! I followed your very clear directions, and saw your email In Color in Print Preview! 2021-03-05T04:50:59-08:00johndarin2https://support.mozilla.org/ta/questions/1328266#answer-1396607<p>Awesomeville! I followed your very clear directions, and saw your email In Color in Print Preview! Thanks so much!
</p>Sure:
(1) In a new tab, type or paste about:config in the address bar and press Enter/Return. Click 2021-03-05T03:21:25-08:00jscher2000https://support.mozilla.org/ta/questions/1328266#answer-1396581<p>Sure:
</p><p>(1) In a new tab, type or paste <strong>about:config</strong> in the address bar and press Enter/Return. Click the button accepting the risk.
</p><p>(2) In the search box in the page, type or paste <strong>in_color</strong> and pause while the list is filtered
</p><p><em>Firefox should show a row for each printer.</em>
</p><p>For true/false preferences, you can toggle their value either by double-clicking or by using the button toward the right end of the row with the two arrows.
</p><p><em>More info on about:config:</em> <a href="/en-US/kb/about-config-editor-firefox" rel="nofollow">Configuration Editor for Firefox</a>.
</p>Thank you so much for your reply! Please refresh my memory on the use of about:config. Where do I 2021-03-05T03:19:11-08:00johndarin2https://support.mozilla.org/ta/questions/1328266#answer-1396580<p>Thank you so much for your reply! Please refresh my memory on the use of about:config. Where do I access/input that command? Sounds very familiar. But, I don't remember how I got there. &nbsp;:(
</p>Hi John, I haven't figured out why preview sometimes is locked to black-and-white but the output (to2021-03-05T02:31:17-08:00jscher2000https://support.mozilla.org/ta/questions/1328266#answer-1396558<p>Hi John, I haven't figured out why preview sometimes is locked to black-and-white but the output (to a PDF printer in my case) is in color anyway.
</p><p>I assume you are familiar with about:config for editing printer settings. When I double-clicked the
</p><p>print.printer_<em>name</em>.print_in_color
</p><p>preference to switch it to true, Firefox switched it back to false when displaying the next preview. I think it might be a glitch in how Firefox retrieves information from Windows about the capabilities of the printer.
</p><p>Wish I knew what was going on there.
</p>