How To Fix “Replace Unsupported Cartridge” on Lexmark
12/29/2025
Lexmark printers may show a "Replace Unsupported Cartridge" error after installing a toner cartridge.
This message means the printer does not accept the cartridge, even if it looks new or genuine.
T
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Where To Buy Xerox Toner? (How To Choose the Right Seller)
12/24/2025
If you own a Xerox printer, choosing the correct toner at a reasonable price directly affects print quality and device performance.
This guide explains where to buy Xerox toner, how to spot reliable s
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How Do Laser Printers Work: The Laser Printing Process
12/23/2025
Quick answer
Laser printers use an electrical charge to attract toner particles to a transfer roller. Toner particles are pressed onto a piece of paper, while heat and pressure from the fuser unit pe
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How Long Do Laser Printer Toners Last?
Posted by Rob Errera on 12/18/2025
Quick answer
Laser printer toner has a very long shelf life. If you keep it sealed and store it in a cool, dry place, a toner cartridge can remain usable for many years. With proper storage, your ton
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Why Are Lexmark Toner Cartridges So Expensive?
12/12/2025
Lexmark toner cartridges often seem expensive, especially when you compare them to cheaper brands or third-party options. But the price is not only about the toner. It reflects how Lexmark designs its
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