Mozilla Firefox and ID-card usage

eID card is supported only with Mozilla Firefox 32bit versions.

If you are running Firefox 32bit version and authenticating and/or signing to/in e-services with eID card does fail then please check browser add-ons (Firefox PKCS11 loader) and plugins (Firefox Token Signing Plugin) configuration. 

If you are not able to login to any e-service with eID card then follow these steps:

  • run Firefox;
  • on top right corner click on icon which has three (3) lines and choose 'Add-ons'

  • on the left click on 'Extensions', find 'Firefox PKCS11 loader (disabled)', click on 'Enable' and restart browser by clicking on blue text 'Restart now'

If you are not able to sign digitally with your eID card then follow these steps:

  • on the left click 'Plugins', find plugin named 'Firefox Token Signing Plugin' and make sure that its status is 'Always Activate'. If it is different from that then make required changes.

Now you should be able to authenticate to e-services with your eID card. Digital signing should be wo

If this article did not help you to solve the situation please inform ID-card helpline by calling 1777 (on abroad (+372) 677 3377) or send an e-mail to address abi at id dot ee.


If you didn't find an answer to your question, send it to our team.

  • See instructions
  • Please estimate your ability to use the computer, so that we can provide you with the best guidance


  • Verification failed

How can we improve the article and be more helpful?
Send Close