E-printer Help Support is a reliable source for fixing printer issues. If you are facing filter failure error and don not know How To Fix HP Printer Filter Failed Error, then you can take help from Printer Customer Support professionals and get the expert help instantly. This error code usually occurs when the printer has a paper jam or some other issue. It can also appear when the internal filters of the machine are dirty and need to be replaced or cleaned. To resolve this error code, you must first check the paper tray and clear any jammed paper. You should also check if the filters are blocked or clogged. A blocked filter can hinder the printer from operating at an optimal level and cause it to malfunction. After clearing the jammed paper, you must then clean or replace the internal filters of the printer. Lastly, restart the machine and see if this error code is still present.