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What Ink Does the HP ENVY Photo 7975 Use?
What Ink Does the HP ENVY Photo 7975 Use?
September 3, 2026 —
Correction (October 2026): an earlier version of this guide described the ENVY Photo 7975 as a discontinued model with fax and an SD card slot. It is a current model, launched in October 2025, and ...
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Lexmark Maintenance Kit: Signs You Need One and How to Install It
Lexmark Maintenance Kit: Signs You Need One and How to Install It
August 10, 2026 —
If your Lexmark printer is displaying a "Replace Maintenance Kit" or supply usage message, it's time to plan a replacement. This guide covers the warning signs specific to Lexmark printers, common ...
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HP Maintenance Kit: Signs You Need One and How to Install It
HP Maintenance Kit: Signs You Need One and How to Install It
August 10, 2026 —
If your HP LaserJet is displaying a "Perform Printer Maintenance" or "Order Maintenance Kit" message, it's time to plan a replacement. This guide covers the warning signs specific to HP printers, c...
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Why Is Printer Ink So Expensive? (And How to Spend Less)
Why Is Printer Ink So Expensive? (And How to Spend Less)
August 9, 2026 —
If you've ever priced out a replacement ink cartridge and wondered how a few ounces of liquid can cost nearly as much as the printer itself, you're not imagining it. Printer ink is genuinely one of...
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Why Is My Printer Printing Blank Pages? Every Cause and Fix Explained
Why Is My Printer Printing Blank Pages? Every Cause and Fix Explained
August 21, 2026 —
You hit print, the printer hums and whirs, paper feeds through — and out comes a completely blank page. No error message, no ink alert, just nothing. It's one of the most frustrating printer proble...
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What Toner Does the Brother DCP-L2640DW Use?
What Toner Does the Brother DCP-L2640DW Use?
August 23, 2026 —
Quick answer: The Brother DCP-L2640DW uses TN830 (standard) or TN830XL (high-yield) black toner, plus a separate DR830 drum unit. Castle Ink stocks compatible TN830 and TN830XL toner and a compatib...
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What Ink Does the Canon PIXMA TR4522 Use?
What Ink Does the Canon PIXMA TR4522 Use?
May 23, 2026 —
Quick answer: The Canon PIXMA TR4522 uses two cartridges: PG-243 black and CL-244 color, or the higher-yield PG-245XL and CL-246XL. Castle Ink’s remanufactured PG-245XL black is $21.95 and CL-246XL...
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What Ink Does the Canon PIXMA G4200 Use?
What Ink Does the Canon PIXMA G4200 Use?
September 6, 2026 —
Correction (October 2026): an earlier version of this guide said Canon had discontinued the G4200's print heads and gave them as 5943C001 and 5944C001. Owners report ordering both heads from Canon'...
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Epson Printer Not Printing Color? Here's the Real Fix
Epson Printer Not Printing Color? Here's the Real Fix
June 4, 2026 —
Last updated: September 24, 2026.
Quick answer: When an Epson won’t print color, the cause is usually dried or clogged printhead nozzles, since Epson’s permanent piezo printheads clog when the prin...
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