Search Knowledge Base

• Brother MFC Scanner Error E52? What It Means
  Brother • Scanning IssuesError Code: E52

  Brother MFC scanner error E52? Learn what it means, how to check the ADF, power cycle, update firmware, and when to call a professional.

• HP Printer Double-Feeding From the ADF? [Fixed]
  HP • Paper Handling Issues

  HP printer double-feeding pages from the ADF? A repair tech explains the difference between a dirty separation pad and a worn one, and how to tell.

• Shopify 4x6 Labels on Munbyn: Settings That Work
  Munbyn • Setup & Installation

  Printing Shopify 4x6 labels on a Munbyn printer: the label format setting, print dialog fixes, and the packing slip trap that breaks working setups.

• HP Scanner Says 'Door Open' When It's Closed? Fix
  HP • Scanning Issues

  HP scanner says the door is open when it's clearly closed? A repair tech explains the sensor mechanics behind this, including a surprising magnet issue.

• Kodak Printer Scanner Not Working? WIA Driver & Firewall Fixes
  Kodak • Connectivity IssuesError Code: Scanner Not Detected

  Is your Kodak ESP or Hero scanner failing to scan? A systems tech explains WIA vs TWAIN drivers, firewall blocks, and scan-to-computer workarounds.

• HP Smart App Scan to PC Not Showing Up? Fix
  HP • Connectivity Issues

  HP Smart app scan to PC option missing or not showing your computer? A repair tech explains the Windows Scan service dependency behind this.

• Munbyn Barcode Won't Scan? Print It Right [Fix]
  Munbyn • Print Quality Issues

  Munbyn barcode not scanning? A repair tech explains scaling, contrast, and the too-dark problem — yes, barcodes can be too black to scan.