Printer firmware is software that communicates with your printer. Your printer occasionally automatically downloads online firmware updates from your printer manufacturer. Though it's said that most are designed to improve performance or fix bugs, it seems that most of the recent updates are meant to block your printer from using aftermarket or third party cartridges without really improving performance.
To learn more about firmware updates, read this more elaborate blog article we have.
How do you protect your printer from a firmware update?
To prevent your printer from downloading a firmware update, you simply need to go to your printer's settings and disable automatic downloads. That way you get to pick and choose only the firmware updates that are safe for both your printer and cartridges. Choose from the list below to find detailed instructions on how to disable firmware updates:
What do I do if I've been hit by a firmware update?
If you think you've been hit by a firmware update and your aftermarket LD cartridges aren't working, give us a call and we'll help you out!
Check with your printer manufacturer to read more about specific firmware updates for your printer model.