We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

Mozilla Support में खोजें

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

error code: Mozilla_PKIX_Error_not_yet_valid_issuer_certificate?

  • 1 प्रत्युत्तर दें
  • 1 यह समस्या है
  • 1 view
  • के द्वारा अंतिम प्रतियुतर philipp

more options

when trying to open certain websites, I receive the error code above.

when I click on "Advanced"

Foxfire using HTTP Strict Transport Security may not connect to this site securely so it is not possible to add an exception for this certificate.

How do I override or delete this error code to open the desired website

when trying to open certain websites, I receive the error code above. when I click on "Advanced" Foxfire using HTTP Strict Transport Security may not connect to this site securely so it is not possible to add an exception for this certificate. How do I override or delete this error code to open the desired website

All Replies (1)

more options

hi, please check that your system is set to right date, time & timezone! How to troubleshoot time related errors on secure websites