HPEORTONER Blog

A black laser toner cartridge on a desk
Standard vs High-Yield (XL) Cartridges: Which Should You Buy?
XL is the same cartridge with more in it, and it usually costs less per page. The arithmetic in one line, plus the four situations where standard capacity is genuinely... Read more...
An open printer showing the cartridge carriage
“Non-Genuine Cartridge” on Your Printer: What It Means and What to Do
It is an identity check, not a fault, and on most printers you dismiss it and carry on. What you actually give up, how to tell a warning from a... Read more...
A neat stack of white printer paper
Page Yield Explained: ISO 19752, ISO 24711 and the 5% Coverage Rule
What the ISO page-yield standards actually measure, why 5% coverage is not your documents, and how to turn yield and price into the only number that decides the purchase: cost... Read more...
Someone operating a printer at a home desk
How to Find the Right Ink or Toner Cartridge for Your Printer
Three reliable ways to identify the cartridge your printer takes, where the model number is actually printed, and the four traps that cause most wrong orders. Read more...
A home office desk with a printer and printed pages
Do Compatible Cartridges Void Your Printer Warranty?
In the US, no — the Magnuson-Moss Warranty Act stops a manufacturer voiding your warranty over a third-party cartridge. Here is the statute, the one real exception, and what to... Read more...