Recent answers to Cannot print from web on Brother printer HL-5370DW although can print from Brother MFC-J497DWhttps://support.mozilla.org/en-US/questions/12676012019-08-28T06:02:44-07:00Hi m50walker,
Some ideas come to mind such as restarting Firefox in safe mode and see if that does t2019-08-28T06:02:44-07:00blindleyhttps://support.mozilla.org/en-US/questions/1267601#answer-1247427<p>Hi m50walker,
</p><p>Some ideas come to mind such as restarting Firefox in safe mode and see if that does the trick.
</p>
<ol><li> Click the <strong>3-bar menu</strong> on the top right corner of your Firefox browser
</li><li> Click <strong>Help</strong> near the bottom
</li><li> Click <strong>Restart with Add-ons Disabled</strong>
</li><li> Click <strong>Restart</strong>
</li><li> You are presented two options:
</li></ol>
<ul><li> Click <strong>Start in Safe Mode </strong>(click)
</li><li> Refresh Firefox (don't click)
</li></ul>
<pre> Test Printer
</pre>
<p><br>
You could also make a new Profile and see if you can print successfully with your laser jet printer which was recommended by another contributor.
</p>
<ol><li> type this in the address bar&nbsp;: <em>about:profiles</em>
</li><li> Click <em>Create a New Profile</em>
</li><li> Click <em>Launch profile in new browser</em>
</li></ol>
<pre> Test Printer
</pre>
<p><strong>Resolved Support Forum Links</strong>&nbsp;:
<a href="https://support.mozilla.org/en-US/questions/1184395" rel="nofollow">unable to print from Firefox</a> (profile creation)
<a href="https://support.mozilla.org/en-US/questions/1160708" rel="nofollow">printer will not print but only in firefox</a> (Refresh Firefox)
</p>