On September 19th, HP confirmed that the software upgrade was designed to improve printer security by blocking use of non-HP cartridges: “HP is constantly improving security for its products and customers.
Beginning in late 2015, HP implemented updates to the security chip in HP Officejet, Officejet Pro, and Officejet Pro X printers that maintains secure communications between the cartridge and the printer.
Multiple models in HP’s Office Jet, Office Jet Pro, and Office Jet Pro X were all affected, even though none of these models had seen a firmware update in the past six months.
The consensus is that HP actually baked this response into the March 2016 update it released, but told no one it was coming.
Along with apologizing for a recent firmware upgrade that blocked users from using third-party, non-HP ink cartridges in various HP color inkjet printers and All-in-Ones, HP Inc.
stated that it will shortly issue a new firmware update that will enable users to use non-HP ink cartridges.
Although there was speculation that affected printers could also be fire hazards, that fear appears to have been overhyped – but there were genuine security concerns raised by the vulnerability.
Imagine the millions of people who could waste their time, looking for a driver update when it might be that their printer doesn’t require one.
By default, HP Update runs automatically and notifies you only when it finds an update.
If you do not want the tool to search for updates, you can disable it completely. She spent three years writing for her local newspaper, "The Colt," writing editorials, news stories, product reviews and entertainment pieces.
Late last year, owners of HP Laser Jet printers were warned that their confidential data could be at risk, because of a security vulnerability in the devices.
Researchers at Columbia University demonstrated to reporters that it was possible for remote hackers to install malicious firmware on certain HP printers, without the owner necessarily realising that they were under attack.