HP 952 | 3 Ink Cartridges | Cyan, Magenta, Yellow | L0S49AN, L0S52AN, L0S55AN

for HP 952 cartridges which are no longer detected by the printer try this workaround procedure HP recently executed a printer firmware update in early April 2019 that impacts HP Officejet and officejet pro printer families which utilize HP 9:52 9:52 XL and 956 XL ink cartridges printer models which display printer cartridge error messages such as cartridge problem incompatible cartridge remove and install cartridges cartridges not installed properly then it is possible that the new HP printer firmware has been installed on to your HP printer the new HP printer firmware update version 1910 a will typically lockout refilled and aftermarket cartridges if both steps are completed one the HP printer firmware update has been installed for example you clicked yes on the printers menu prompt it is strongly suggested you click no when this message is displayed to avoid refilled or remanufacture