HP Scanner Missing After Windows Update, Printer Prints But Does Not Scan, HP Smart Scan Not Working, and Windows 11 Scanner Problems

The scanner side usually fails more quietly than the printer side. After a Windows update, users may still be able to print from the same HP all-in-one, but the scanner disappears from HP Smart, Windows Scan, HP Scan, Windows Fax and Scan, or the device list. That is why this page should not treat the printer as fully broken. 

In many cases, Windows still has a usable print route, while the scanner driver, scan service, HP app connection, WIA layer, or full-feature HP software path has been removed, replaced, or blocked after the update. 

Problem: HP printer still prints after Windows update but scanner no longer works

What users observed: Users reported HP all-in-one printers that continued printing after Windows 11 upgrade or update, while scanning stopped completely. In one reported case, two HP LaserJet Pro all-in-one printers printed normally after the Windows 11 move, but the scanner side no longer worked through the previous scan path. The user eventually scanned through the HP app instead of replacing the printer.

What was tried: Users tested printing, opened HP Smart or the HP app, tried the old scan utility, checked whether the scanner appeared in Windows, and compared print behavior against scan behavior.

How this played out: The useful fix was to repair or replace the scan route, not the print route. Users kept the working printer entry, installed or opened the HP app, and scanned through the HP app when the older scan path no longer worked after the Windows upgrade. The printer hardware was still usable; the missing part was the Windows/HP scan path.

Problem: HP Smart no longer scans after Windows 11 upgrade

What users observed: Users described HP Smart having trouble connecting to the printer for scanning after a Windows 11 upgrade, even though printing still worked. The scanner problem appeared inside the app connection rather than as a full printer failure.

What was tried: Users updated the HP app through Microsoft Store, removed and re-added the printer inside the app, restarted the PC and printer, and checked whether the app could reconnect to the same device.

How this played out: The repair path was HP app refresh plus printer re-add. Users updated HP Smart, removed the printer from the app, added it back, then tested scanning again. When printing worked but HP Smart scan did not, the repair stayed with the app connection and scan components instead of the Windows print queue.

Problem: HP scanner disappears after Windows update while printer remains installed

What users observed: After a Windows update, users may still see the HP printer under Printers, but the scanner no longer appears in scan apps. The device looks installed from a printing perspective, but the scan side is gone.

What was tried: Users opened Windows Settings, checked printer entries, opened Windows Scan, opened HP Smart, checked Device Manager, and looked for the scanner under imaging or scan-related devices.

How this played out: The working path was to reinstall the full HP package instead of relying on the printer-only entry. Users removed the incomplete HP device entry, installed the full HP driver/software package with scan components, restarted Windows, then tested HP Smart, HP Scan, or Windows Scan again. The printer entry alone did not prove the scanner driver was still installed.

Problem: Windows update replaces the HP full driver with a basic print-only driver

What users observed: Users with HP all-in-one printers can still print after an update, but scanning disappears because Windows is using a basic print-only driver or a generic class driver.

What was tried: Users checked whether printing still worked, looked at the installed driver, opened HP Smart, installed the full HP driver package, and restarted after installation.

How this played out: The repair path was to replace the basic driver with the full HP stack. Users removed the generic or print-only entry, installed HP Smart or the full HP driver package, restarted the PC and printer, then tested scanning again. Once the scanner-capable package was installed, the all-in-one could be used as more than just a printer.

Problem: HP scanner moves physically but cannot transfer the scan to Windows

What users observed: A Windows 11 user with an older HP LaserJet all-in-one reported that printing worked, and the scanner physically moved, but the scanned file would not transfer to the computer over the local USB connection. That made the issue different from a dead scanner motor or jammed scanner bed.

What was tried: Users tested USB connection, printing, scanner movement, HP software, Windows scanner behavior, and whether the scan could complete through another scan path.

How this played out: The fix path stayed with data transfer and scan software. Users repaired the HP scan driver, checked the USB scanner path, restarted Windows scan services, and tested alternative scan apps when the scanner moved but Windows did not receive the file. Physical scanner movement showed that the failure was in the computer-side scan handoff.

Problem: HP scanner missing after Windows 11 24H2 update

What users observed: Windows 11 24H2 introduced scanner failures across scan-capable devices, including HP ScanJet cases where HP Scan did not detect scanners after the update. 

What was tried: Users installed Windows updates, checked HP Scan, reinstalled HP scan software, checked whether the scanner appeared in Windows, and tested scanning again after applying the Windows-side fix.

How this played out: The repair path was Windows update correction plus scan driver repair. Users brought Windows 11 24H2 fully up to date, reinstalled or repaired HP Scan/driver software, restarted Windows, and tested whether the scanner returned. The issue was handled as a Windows scan-layer breakage, not as an HP scanner suddenly failing mechanically.

Problem: HP scanner not detected in Windows Scan after update

What users observed: Users opened Windows Scan after an update and the HP scanner was missing, even though the printer side still worked. This made the issue similar to a general scanner not detected on Windows case but with an HP all-in-one where printing remained available.

What was tried: Users opened Windows Scan, HP Smart, HP Scan, Device Manager, Windows printer settings, and checked whether the scanner appeared separately from the printer.

How this played out: The repair path was to rebuild the scanner entry. Users installed the full HP software, restarted Windows Image Acquisition, checked Device Manager, removed stale HP entries, then re-added the device. Windows Scan could only see the scanner after the scanner driver and WIA path were restored.

Problem: HP Smart sees the printer but the scan button fails

What users observed: Users may see the printer inside HP Smart, but the scan button fails, hangs, or cannot connect. This means HP Smart has some device awareness, but the scanner connection is not completing.

What was tried: Users updated HP Smart, removed and re-added the printer inside the app, signed back into the app where needed, restarted the printer, and restarted the PC.

How this played out: The repair path was app-level reconnection. Users updated HP Smart, removed the printer from the app, added it again, and tested scanning before reinstalling the whole printer. If the app still failed, they tested HP Scan or Windows Scan to confirm whether the scanner driver itself was working.

Problem: HP USB all-in-one prints but does not scan after update

What users observed: USB-connected HP all-in-one printers can print after an update but fail to scan. The printer queue works, but the USB scanner path is missing or broken.

What was tried: Users changed USB ports, checked Device Manager, disconnected and reconnected USB, reinstalled HP software, restarted Windows, and tested Windows Scan or HP Scan.

How this played out: The repair path was USB scan reinstall order. Users disconnected USB, removed the incomplete HP entry, installed the full HP package, then reconnected USB after the software was ready. This prevented Windows from attaching only a print route while leaving the scanner side incomplete.

Problem: HP scanner missing after router change and Windows update

What users observed: Some scanner failures appear after both a Windows update and a router or network change. Printing may continue through a stale or newly discovered printer route, while scanning fails because the scan app is still looking for the old device address.

What was tried: Users checked the current printer IP address, removed the device from HP Smart, added it again, checked same-network status, and restarted router/printer/PC.

How this played out: The repair path was to re-register the HP device on the network. Users removed the old scanner/printer entry, re-added the HP device with its current network address, and tested scanning again. If printing worked but scanning failed, they checked whether the scanner app was still tied to the old route.

Problem: HP scanner missing after Windows update but copying still works

What users observed: Users may find that the HP all-in-one can still copy from the glass or feeder, but Windows cannot scan. Copying proves that the scanner lamp/ADF path can still function inside the device, while the computer-side scan path is broken.

What was tried: Users tested copying from the device panel, printed from Windows, opened scan apps, reinstalled HP software, and restarted scanner services.

How this played out: The repair stayed with Windows scan communication. Users used the copy test to separate hardware from software, then repaired HP Smart, HP Scan, WIA, and the scanner driver. A working copy function made scanner hardware replacement less likely.