reinstalling the program
Going on the windows firewall and uninstalling then installing.
Any help would be greatly appreciated.
Her is message: Your connection is not secure
The owner of www.facebook.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.
This site uses HTTP Strict Transport Security (HSTS) to specify that Firefox may only connect to it securely. As a result, it is not possible to add an exception for this certificate.
Report errors like this to help Mozilla identify and block malicious sites
www.facebook.com uses an invalid security certificate.
The certificate is not trusted because the issuer certificate is unknown.
The server might not be sending the appropriate intermediate certificates.
An additional root certificate may need to be imported.
Error code: SEC_ERROR_UNKNOWN_ISSUER
Edited by jakabba1, 13 December 2017 - 10:03 AM.