: Unplug the power cord from the printer while it is on, wait 60 seconds, and plug it directly into a wall outlet to clear internal errors.
: This service must be running for Windows to "talk" to your scanner. Search for "Services" in Windows, find Windows Image Acquisition (WIA) , and ensure the status is "Running" and Startup Type is "Automatic". hp laserjet mfp m130fw scanner driver
| Problem | Likely Cause | Solution | |---------|--------------|----------| | Scanner not detected | Missing WIA/TWAIN driver | Reinstall full software, not just print driver. | | Scan button on printer doesn’t work | HP Scan Extended not installed or not running | Install HP Scan Extended from HP Support. | | “No scanner found” over network | Firewall blocking HP Network Scan Service | Allow hpscan2.exe and hpnetworkdiscovery.exe in firewall. | | Scan preview is black/white only | Wrong driver mode | Use TWAIN driver instead of WIA in advanced apps. | | Linux not detecting scanner | Missing sane-airscan or hplip backend | Run: sudo apt install sane-airscan hplip | : Unplug the power cord from the printer