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This HP Printer has single-cartridge mode. To use the single-cartridge mode to operate the HP ENVY 7640 series with only one ink cartridge. The single-cartridge mode is initiated when an ink cartridge is removed from the ink cartridge carriage. During single-cartridge mode, the printer can copy documents, copy photos, and print jobs from the computer. To Exit single-cartridge mode Install two ink cartridges in the HP ENVY 7640 series to exit single-cartridge mode.
Sorry, there was a problem. Please try again later.No, it will continue to use what it has and the color will get really skewed by the absence of the correct colored ink…pretty soon everything will be a nauseating shade of pink. It seems to happen really fast too. Probably by the time you read this the sad truth will be apparent to you.
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