I have accomplished all ways as advised by virtual HP tech assistant. Ink is comprehensive, almost certainly only printed about seventy five web pages but won't print in any way anymore. It does not surface that I've removeable printhead, as there is no blue lever.....require my printer asap Many thanks https://customercare-support-number.com/call-1-877-717-6111-to-fix-printer-error-code-0xc19ac273/