Downgrading a HP 7740 Firmware Because of Ink Cartridge Problem. – My Printer and Computer Logs
![Downgrading a HP 7740 Firmware Because of Ink Cartridge Problem. – My Printer and Computer Logs](https://mypcjobs.files.wordpress.com/2020/06/hv6wwld.jpg?w=816)
![](https://preview.redd.it/non-hp-chip-detected-error-message-for-printers-which-use-v0-mis1487bxgva1.png?width=630&format=png&auto=webp&s=c82feaf06ee7fb2cf05556245cf68493aa93f3c2)
Non-HP Chip Detected error message for printers which use 414A/X and 58 cartridges - Firmware Update. New working downgrade method. : u/DaveJhonson20
![](https://i.ytimg.com/vi/nxDDXCo7bfU/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLCRxyVWonAmRetkbc3Y3UdHPk2hUw)
Downgrade HP Printer Firmware to Fix Non-HP Chip Detected Error
![](https://mypcjobs.files.wordpress.com/2020/05/hp-laserjet-1200-cover-photo.jpg?w=400&h=200&crop=1)
My Printer and Computer Logs – Personal log of all my jobs done for customers.
![](https://www.compandsave.com/static/version11272023/frontend/Compandsave/cas/en_US/images/articles/best-cheap-cartridges/main-banner.png)
Top 5 Best Cheap Ink Cartridges 2023: Print Smarter, Spend Less
![](https://refreshcartridges.co.uk/igloo/wp-content/uploads/2019/09/Cartridge-Problem-2-1024x407.jpg)
Igloo: Printer Help and Advice, Software and Hardware Reviews
![](https://i.ytimg.com/vi/R0ComGBzJx0/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLA6gu5ITwyj4PgXbYfI-DK4wq8t6Q)
Downgrading Firmware on HP Officejet 7740 When It's not Recognizing Third Party Cartridges.
![](https://i.ytimg.com/vi/JD8ANLbbHko/maxresdefault.jpg)
How to Disable HP Printer Firmware Update
![](https://ybtoner.com/wp-content/uploads/2023/05/image-3.png)
HP Printer Firmware Downgrade Download - Jan. 2024
![](https://blog.tonergiant.co.uk/wp-content/uploads/2017/02/HP-Cartridge-protection-settings.jpg)
How to fix – HP Cartridges locked to another printer - Toner Giant