NOTE: 1. Remove the cover and the print head protector before installation. 2. Use the printer auto cleaning function to clean the print head 2 to 3 times. 3. Each print head passed the test before we sent it to you. Please use it with confidence. Please tear off the tape before installing the ink cartridges. When you install the new cartridges in the printer, the computer will display the message "Not Original". Click "Yes" continuously. The printer can then print Lifetime: the unopened product saves time for 2 years at room temperature, preserving its original packaging, avoiding exposure to the sun, otherwise this will directly affect the life of the cartridge. How to contact us? List of products> Click on Sold by Caidi> Choose the option Ask a question. Sign in to your account > Click on your account > Your order > Find your order and click Contact seller. Note: 1. Please remove the cover and the protective film of the printhead before installation. 2. Use the printer automatic cleaning function to clean the printhead 2 to 3 times. 3. Each printhead has pass tested before we send it to you. Please use it in confidence. Please tear the tape off before installing the ink cartridges. When installing the new cartridges into the printer, the computer would prompt "Non-Genuine", please click"Yes""continuously, then the printer can go on to print. Shelf life: Product unopened save time for 2 years at room temperature, keeping in the original package, avoiding sun exposure, otherwise it will directly affect the service life of the cartridge.
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