Search results: 9 results for "brother mfc-l3780cdw"

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• What Toner Does the Brother MFC-L3780CDW Use?

  What Toner Does the Brother MFC-L3780CDW Use?

  September 2, 2026 — Quick answer: The Brother MFC-L3780CDW uses the TN229 toner family in four colors — black, cyan, magenta and yellow — with TN229XL and TN229XXL high-yield versions available. It also uses a separat...
• What Toner Does the Brother HL-L3280CDW Use?

  What Toner Does the Brother HL-L3280CDW Use?

  September 2, 2026 — Quick answer: The Brother HL-L3280CDW uses TN229 standard or TN229XL high-yield toner in black, cyan, magenta and yellow, plus a separate DR229CL imaging drum. One thing to get right before you ord...
• What Toner Does the Brother HL-L3220CDW Use?

  What Toner Does the Brother HL-L3220CDW Use?

  August 3, 2026 — Quick answer: The Brother HL-L3220CDW uses Brother TN229 toner for standard-yield replacement, or TN229XL for high-yield replacement. Both come as a 4-cartridge set covering black, cyan, magenta, ...
• Brother HL-L8350CDW "Invalid Certificate" Error: What It Is and How to Fix It

  Brother HL-L8350CDW "Invalid Certificate" Error: What It Is and How to Fix It

  June 4, 2026 — Last updated: September 25, 2026. Quick answer: A Brother HL-L8350CDW "invalid certificate" (or "bad certificate" / "unable to verify printer") error almost always means your Mac or PC doesn't trus...
• CastleScore September 2026: The Printers That Moved

  CastleScore September 2026: The Printers That Moved

  September 2, 2026 — September's CastleScore refresh turned into the biggest rebuild since we launched the rankings. Not because printers got worse — because most of them stopped being printers you can buy. Eight o...
• Find Ink by Printer

  Find Ink by Printer

  May 21, 2026 — Castle Ink Cartridge Finder Find the exact ink or toner cartridge for your printer in seconds, organized by brand and series below. HP Ink Canon Ink Brother Ink Epson Ink Toner & Drum Guides...
• Best Printers Buying Guide: Top Picks for Every Use Case and Budget

  Best Printers Buying Guide: Top Picks for Every Use Case and Budget

  August 1, 2026 — Castle Ink Printer Hub 60+ honest reviews and buying guides, organized by use case, budget, and brand, so you can skip straight to the printer that fits. By Use Case Budget & Small Office S...
• Drum Unit vs Toner Cartridge: What a Drum Does, When to Replace It, and What It Costs

  Drum Unit vs Toner Cartridge: What a Drum Does, When to Replace It, and What It Costs

  September 3, 2026 — Quick answer: in a laser printer, the toner cartridge holds the powder and the drum unit is the photosensitive cylinder that transfers it onto the page. They are two separate consumables with two v...
• 10 Best Wireless Printers (2026): Top-Rated Wi-Fi Printers Based on Customer Reviews

  10 Best Wireless Printers (2026): Top-Rated Wi-Fi Printers Based on Customer Reviews

  April 26, 2026 — Quick answer: The best wireless printers in 2026 connect to Wi-Fi in under five minutes, support AirPrint and Mopria for phone printing, and stay connected without nightly reboots. Below are the 10...