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An error occurred during a connection to www.facebook.com. PR_END_OF_FILE_ERROR

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An error occurred during a connection to www.facebook.com. PR_END_OF_FILE_ERROR

An error occurred during a connection to www.facebook.com. PR_END_OF_FILE_ERROR

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You can try to disable DNS over HTTPS.

You can check the connection settings.

  • Settings -> General -> Network: Connection -> Settings

If you do not need to use a proxy to connect to internet then try to select "No Proxy" if "Use the system proxy settings" or one of the others do not work properly.

See "Firefox connection settings":

See also: