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Question

Cannot copy one line of CSS in Firefox Dev - returns unicode token

  • May 9, 2025
  • 18 replies
  • 175 views

J.S
  • New Participant
  • 5 replies

I can no longer copy one line of CSS out of dev view.

I now have to use the clipboard icon to copy all the CSS and paste it into my file, then delete what I don’t need.

I have added stills showing basics.

I am on a Mac Sequoia 15.3.1, using Figma in Firefox Dev 139.0b5. It seems to be ok in Chrome, but that is irrelevant, unfortunately, as process is dependent on Firefox Dev.

18 replies

Samuel Patro
  • New Member
  • 3 replies
  • June 25, 2025

Same issue on firefox. Did they changed something with clipboard?


ksn
Figmate
  • Community Support
  • 2046 replies
  • July 1, 2025

Hey both - I’m checking in with our engineering team about this now. 


Since it does seem limited to Firefox only, do either of you use any extensions there? Curious to see if that may be a factor in this. 


Samuel Patro
  • New Member
  • 3 replies
  • July 1, 2025

Hey both - I’m checking in with our engineering team about this now. 


Since it does seem limited to Firefox only, do either of you use any extensions there? Curious to see if that may be a factor in this. 

I disabled all extensions same issue.


ksn
Figmate
  • Community Support
  • 2046 replies
  • July 3, 2025

Thanks ​@Samuel Patro - I filed a bug ticket on my end to see if there’s something going wrong on our end, and waiting to get an update. I’ll try to get an answer expedited, but I do want note that Figma will be observing the 4th of July holiday, so the response may be late.. 

Appreciate your patience!


J.S
  • Author
  • New Participant
  • 5 replies
  • July 9, 2025

Disabled what I had (default Mozilla:

  • OpenH264 Video Codec provided by Cisco Systems, Inc.
  • Widevine Content Decryption Module provided by Google Inc.

and a React Dev Tools extension

Restarted and issue persists.

 

And to be more specific - this is Firefox Developer, not plain Firefox.

 

Also - do you know how I can get alerts to this thread? I’ve only received the first notice when Samuel Patro replied...


ksn
Figmate
  • Community Support
  • 2046 replies
  • July 9, 2025

@J.S Understood - still poking engineering about this, but I’ll add the additional info you sent over.

 

re: alerts -- on your first message that started the topic, do you have the ‘subscribe’ option available and selected? Just want to make sure - did you get an email alert when Samuel responded, but not me when I did? 


J.S
  • Author
  • New Participant
  • 5 replies
  • July 10, 2025

Hi ​@ksn - thank you!

 

I see “Unsubscribe” on my original message, so that should mean I am subscribed. I did get an alert when Samuel replied, but not on any other except this one.


ksn
Figmate
  • Community Support
  • 2046 replies
  • July 10, 2025

@J.S Goooot it! Can you go click your profile image at the top right of the page > settings > notifications and then check to see what preferences you have set?

I think you may have the “Notify me only about the first new reply since my last visit” checked. You can switch it to “Notify me about every reply” and that should get all replies sent to you via email.

 

Let me know if you do have that option already selected. 

 


ksn
Figmate
  • Community Support
  • 2046 replies
  • July 10, 2025

ALSO for everyone that comes across this: I got an update from an engineer who works on dev mode, and he was able to replicate in Firefox Developer. The bug ticket I filed has been queued up to be worked on, but I don’t have a current timeline I can promise for it.

 

[I added this a separate comment to make sure it didn’t get lost in the bottom of my last comment with the screenshot]


J.S
  • Author
  • New Participant
  • 5 replies
  • July 29, 2025

Thank you ​@ksn ! That’s great news.

And you are correct - I changes that option in my settings - thank you!


Samuel Patro
  • New Member
  • 3 replies
  • August 13, 2025

@ksn amazing, hope it will get fixed soon, its pretty time consuming to copy everything and delete what you dont need :(


Aloïs Guichard
  • New Member
  • 2 replies
  • August 20, 2025

Do you only have the issue on Firefox Dev? I’m now seeing it on regular Firefox as well (Firefox 142.0 on macOS 15.6). Same thing on a colleague’s computer (regular Firefox on macOS).


Aloïs Guichard
  • New Member
  • 2 replies
  • August 22, 2025

Same issue on Firefox 142.0 on Windows 11. I assume that all Firefox users should be affected then.


Tom Reem
Figmate
  • Figmate
  • 585 replies
  • August 27, 2025

Hello ​@Aloïs Guichard and everyone following along — Tom here, stepping in for ​@ksn to acknowledge your report. Thanks for surfacing this. 🙏🏻

I’ve shared the browser details you provided with our engineering team, and I can confirm this issue is still on their radar. I don’t have a specific timeline for a resolution yet, but I’ll return to this thread as soon as I have more context or updates to share. Appreciate your patience in the meantime, and please keep us posted if you notice any changes on your side.


J.S
  • Author
  • New Participant
  • 5 replies
  • September 5, 2025

Thank you ​@Tom Reem! Yes, it will be great when it’s updated - we’re coming up on some heavy implementation time, so it will be used a lot.

 

(And apologies ​@Aloïs Guichard  - still wasn’t seeing multiple updates - I only use Firefox Dev, so hadn’t checked the regular version -- ty for doing so!)


Tom Reem
Figmate
  • Figmate
  • 585 replies
  • September 16, 2025

Appreciate you letting me know, ​@J.S — I don’t have any new updates to share just yet, but I want to reassure you this is still flagged with our engineering team. We’re keeping an eye out for reports like yours, and I’ll reach back out as soon as I hear more.


J.S
  • Author
  • New Participant
  • 5 replies
  • October 22, 2025

Hi ​@Tom Reem  - fwiw, I’ve seen some additional issues/bugs in Firefox Dev (should be = Firefox regular):

  • Compare Changes in Ready for Dev not loading content (works in Chrome) - just white wheels spinning (screenshot below)
  • When logging in to the desktop app, app triggers Browser to log in, then browser shows a button to reopen and log into the desktop app - that button doesn’t work in Firefox (which means unable to use the desktop app until change default browser).

Hope all is well - and ty again!

 

 


Tom Reem
Figmate
  • Figmate
  • 585 replies
  • October 30, 2025

Hi ​@J.S — thanks so much for flagging this and for including the screenshot. I’ve passed this along to the engineering team so they can take a closer look.

I don’t have any updates to share just yet, but they’re aware of what’s happening and reviewing it. Really appreciate you taking the time to surface this one.