3M Specialty Tape (12 mm x 100 meter) for Sealing Ink Cartridge & Printhead Blue Narrow Scanner ADF Feeder HP cartridges have internal walls

HP cartridges have internal walls to limit the cartridge capacity

We suggest a 6+6 cleaning as soon as you receive it (see below)

we suggest cleaning the inside of the cartridge again

I can not write a "positive" review

Apply gentle pressure

3M Specialty Tape (12 mm x 100 meter) for Sealing Ink Cartridge & Printhead Blue Narrow Scanner ADF Feeder HP cartridges have internal wallsBlue Pressure Sensitive Printhead Sealing Tape Narrow (12 mm) Low Tack Tape for Inkjet Printhead Protection Key Features: Designed for Inkjet Cartridges: Suitable for sealing the nozzles of HP, Canon, Lexmark, and other inkjet cartridges. Protects Against Drying and Clogging: Helps reduce the risk of ink drying out, contamination, and nozzle clogging after refilling. Transit Protection: Offers a layer of physical protection for printheads during