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Access an Older Sonicwall

How to access a Sonicwall with an outdated firmware or you are getting ERR_SSL_VERSION_OR_CIPHER_MISMATCH upon connecting to the Firewall.

  1. Download the K-Meleon web browser HERE
  2. Connect to the Sonicwall IP address using HTTPS (HTTP will not work)
  3. Click CONTINUE on the EXCEPTION page