Error code

Chrome ERR_CERT_DATE_INVALID

CHROMEERR_CERT_DATE_INVALID
Browser Error Code· An error code shown in a web browser when a page fails to load.

What it means

The server's SSL certificate has expired or is not yet valid.

How to fix it

  1. Check and correct your system date and time.
  2. If the cert is genuinely expired contact the site administrator.
  3. Try the site on your phone to see if the issue is clock-based.

Not affiliated with Chrome. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.