On a fully updated Ubuntu 20.04.3 LTS with kernel 5.11.0-37-generic #41~20.04.2-Ubuntu I'm experiencing the same issue with my HP OfficeJet 4657.
[40248.522045] usb 1-9.4: new high-speed USB device number 17 using xhci_hcd [40248.652858] usb 1-9.4: New USB device found, idVendor=03f0, idProduct=d911, bcdDevice= 1.00 [40248.652864] usb 1-9.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [40248.652866] usb 1-9.4: Product: OfficeJet 4650 series [40248.652868] usb 1-9.4: Manufacturer: HP [40248.652870] usb 1-9.4: SerialNumber: TH76F4918Q0662 [40248.726281] usblp 1-9.4:1.1: usblp5: USB Bidirectional printer dev 17 if 1 alt 0 proto 2 vid 0x03F0 pid 0xD911 [40248.920575] usb 1-9.4: usbfs: process 75785 (ippusbxd) did not claim interface 0 before use [40248.944349] usblp5: removed The workaround has been to remove IPPUSBXD: sudo apt remove ippusbxd Now I can scan again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1871011 Title: USB scanning broken on focal by ippusbxd (was: hpmud and ippusbxd conflict) To manage notifications about this bug go to: https://bugs.launchpad.net/hplip/+bug/1871011/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs