(4) If all goes accordingly, no more “Untrusted” message! (3) Launch Firefox and try opening one of the websites you visit regularly. (2) Adjust the date and time to match the current date and time, then close the window. (1) Click on the clock in top right of the screen and select Date & Time Preferences from the drop-down menu. To fix your date and time preferences, after you quit Firefox… It ensures that your personal information remains “your personal information,” and is most commonly used with websites whose address starts with https–usually requiring the user to log in with a username and password (“Public key certificate,” 2011).īecause your computer relies on its internal clock, if it is incorrectly set (whether by a minute, day, month, year, decade, etc.) while you’re trying to access a website, the certificate that is issued from the website, stamped with the correct date, is considered invalid because the computer can’t verify something whose date of issuance hasn’t systematically “happened,” or whose expiration date has already passed. This is done using signed certificates sent directly from the website to your computer. Without getting too “nerdy” on you, whenever you go to a website, your computer requires verified, valid proof of the website’s identity. Before jumping to conclusion, have you recently reinstalled your computer’s operating system? If so, have you checked to make sure that your “Date & Time” settings are accurate? I ask this because the website you are trying to load is sending your computer a digital certificate which contains 2 important dates: a date of issuance, and expiration, both of which must be valid in order for you to view the page. This happens because according to your system, the certificate of the website you are trying to access is invalid.

Why Does the Message Appear On Every Page?

If you’re date and time are incorrect, this message is more likely due to an error with your system. If you’re date and time are correct, interpret this as a warning and click on the “Get me out of here!” button. If you’re not sure which of the two it could be, the easiest way to get some kind of an idea is to look at your computer’s Time & Date settings. Now, depending on the website you are visiting, this message could serve as either a warning or an error. Troubleshoot #1: Fixing Why Firefox Says, “This Connection is Untrusted,” On Every Site You Visitįirefox users from time-to-time may see the above message.

Firefox insecure connection all sites