With Ubuntu 20.10 it works:
Description: Ubuntu 20.10 Release: 20.10 [Wed Oct 6 12:29:48 2021] usb 1-3: new high-speed USB device number 11 using xhci_hcd [Wed Oct 6 12:29:48 2021] usb 1-3: New USB device found, idVendor=19d2, idProduct=1588, bcdDevice= 0.00 [Wed Oct 6 12:29:48 2021] usb 1-3: New USB device strings: Mfr=2, Product=3, SerialNumber=5 [Wed Oct 6 12:29:48 2021] usb 1-3: Product: ZTE Mobile Broadband Station [Wed Oct 6 12:29:48 2021] usb 1-3: Manufacturer: ZTE,Incorporated [Wed Oct 6 12:29:48 2021] usb 1-3: SerialNumber: 1234567890ABCDEF [Wed Oct 6 12:29:48 2021] usb-storage 1-3:1.0: USB Mass Storage device detected [Wed Oct 6 12:29:48 2021] scsi host4: usb-storage 1-3:1.0 [Wed Oct 6 12:29:49 2021] scsi 4:0:0:0: CD-ROM ZTE USB SCSI CD-ROM 2.31 PQ: 0 ANSI: 0 CCS [Wed Oct 6 12:29:49 2021] scsi 4:0:0:1: Direct-Access ZTE MMC Storage 2.31 PQ: 0 ANSI: 0 CCS [Wed Oct 6 12:29:49 2021] sr 4:0:0:0: [sr0] scsi3-mmc drive: 0x/0x caddy [Wed Oct 6 12:29:49 2021] sr 4:0:0:0: Attached scsi CD-ROM sr0 [Wed Oct 6 12:29:49 2021] sr 4:0:0:0: Attached scsi generic sg3 type 5 [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: Attached scsi generic sg4 type 0 [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: [sdd] 0 512-byte logical blocks: (0 B/0 B) [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: [sdd] 0-byte physical blocks [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: [sdd] Test WP failed, assume Write Enabled [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: [sdd] Asking for cache data failed [Wed Oct 6 12:29:49 2021] sd 4:0:0:1: [sdd] Assuming drive cache: write through [Wed Oct 6 12:30:21 2021] usb 1-3: reset high-speed USB device number 11 using xhci_hcd [Wed Oct 6 12:30:21 2021] sd 4:0:0:1: [sdd] Attached SCSI removable disk [Wed Oct 6 12:30:22 2021] usb 1-3: reset high-speed USB device number 11 using xhci_hcd [Wed Oct 6 12:30:22 2021] usb 1-3: device firmware changed [Wed Oct 6 12:30:22 2021] usb 1-3: USB disconnect, device number 11 [Wed Oct 6 12:30:22 2021] scsi 4:0:0:0: rejecting I/O to dead device [Wed Oct 6 12:30:22 2021] sr0: detected capacity change from 77322240 to 0 [Wed Oct 6 12:30:22 2021] usb 1-3: new high-speed USB device number 12 using xhci_hcd [Wed Oct 6 12:30:22 2021] usb 1-3: New USB device found, idVendor=19d2, idProduct=1589, bcdDevice= 0.00 [Wed Oct 6 12:30:22 2021] usb 1-3: New USB device strings: Mfr=10, Product=11, SerialNumber=13 [Wed Oct 6 12:30:22 2021] usb 1-3: Product: ZTE Mobile Broadband Station [Wed Oct 6 12:30:22 2021] usb 1-3: Manufacturer: ZTE,Incorporated [Wed Oct 6 12:30:22 2021] usb 1-3: SerialNumber: 1234567890ABCDEF [Wed Oct 6 12:30:22 2021] cdc_ether 1-3:1.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-3, ZTE CDC Ethernet Device, 62:4c:3e:99:4d:38 [Wed Oct 6 12:30:22 2021] option 1-3:1.2: GSM modem (1-port) converter detected [Wed Oct 6 12:30:22 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB0 [Wed Oct 6 12:30:22 2021] option 1-3:1.3: GSM modem (1-port) converter detected [Wed Oct 6 12:30:22 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB1 [Wed Oct 6 12:30:22 2021] option 1-3:1.4: GSM modem (1-port) converter detected [Wed Oct 6 12:30:22 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB2 [Wed Oct 6 12:30:22 2021] option 1-3:1.5: GSM modem (1-port) converter detected [Wed Oct 6 12:30:22 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB3 [Wed Oct 6 12:30:22 2021] usb-storage 1-3:1.6: USB Mass Storage device detected [Wed Oct 6 12:30:22 2021] scsi host5: usb-storage 1-3:1.6 [Wed Oct 6 12:30:23 2021] scsi 5:0:0:0: CD-ROM ZTE USB SCSI CD-ROM 2.31 PQ: 0 ANSI: 0 CCS [Wed Oct 6 12:30:23 2021] scsi 5:0:0:1: Direct-Access ZTE MMC Storage 2.31 PQ: 0 ANSI: 0 CCS [Wed Oct 6 12:30:23 2021] sr 5:0:0:0: [sr0] scsi3-mmc drive: 0x/0x caddy [Wed Oct 6 12:30:23 2021] sr 5:0:0:0: Attached scsi CD-ROM sr0 [Wed Oct 6 12:30:23 2021] sr 5:0:0:0: Attached scsi generic sg3 type 5 [Wed Oct 6 12:30:23 2021] scsi 5:0:0:1: Attached scsi generic sg4 type 0 [Wed Oct 6 12:30:53 2021] cdc_ether 1-3:1.0 usb0: unregister 'cdc_ether' usb-0000:00:14.0-3, ZTE CDC Ethernet Device [Wed Oct 6 12:30:53 2021] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0 [Wed Oct 6 12:30:53 2021] option 1-3:1.2: device disconnected [Wed Oct 6 12:30:53 2021] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1 [Wed Oct 6 12:30:53 2021] option 1-3:1.3: device disconnected [Wed Oct 6 12:30:53 2021] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2 [Wed Oct 6 12:30:53 2021] option 1-3:1.4: device disconnected [Wed Oct 6 12:30:53 2021] option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3 [Wed Oct 6 12:30:53 2021] option 1-3:1.5: device disconnected [Wed Oct 6 12:30:53 2021] usb 1-3: reset high-speed USB device number 12 using xhci_hcd [Wed Oct 6 12:30:54 2021] cdc_ether 1-3:1.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-3, ZTE CDC Ethernet Device, da:b5:d9:9e:83:88 [Wed Oct 6 12:30:54 2021] option 1-3:1.2: GSM modem (1-port) converter detected [Wed Oct 6 12:30:54 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB0 [Wed Oct 6 12:30:54 2021] option 1-3:1.3: GSM modem (1-port) converter detected [Wed Oct 6 12:30:54 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB1 [Wed Oct 6 12:30:54 2021] option 1-3:1.4: GSM modem (1-port) converter detected [Wed Oct 6 12:30:54 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB2 [Wed Oct 6 12:30:54 2021] option 1-3:1.5: GSM modem (1-port) converter detected [Wed Oct 6 12:30:54 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB3 [Wed Oct 6 12:30:54 2021] sd 5:0:0:1: [sdd] Attached SCSI removable disk [Wed Oct 6 12:31:24 2021] cdc_ether 1-3:1.0 usb0: unregister 'cdc_ether' usb-0000:00:14.0-3, ZTE CDC Ethernet Device [Wed Oct 6 12:31:24 2021] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0 [Wed Oct 6 12:31:24 2021] option 1-3:1.2: device disconnected [Wed Oct 6 12:31:24 2021] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1 [Wed Oct 6 12:31:24 2021] option 1-3:1.3: device disconnected [Wed Oct 6 12:31:24 2021] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2 [Wed Oct 6 12:31:24 2021] option 1-3:1.4: device disconnected [Wed Oct 6 12:31:24 2021] option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3 [Wed Oct 6 12:31:24 2021] option 1-3:1.5: device disconnected [Wed Oct 6 12:31:24 2021] usb 1-3: reset high-speed USB device number 12 using xhci_hcd [Wed Oct 6 12:31:24 2021] cdc_ether 1-3:1.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-3, ZTE CDC Ethernet Device, 46:a1:51:77:08:e9 [Wed Oct 6 12:31:24 2021] option 1-3:1.2: GSM modem (1-port) converter detected [Wed Oct 6 12:31:24 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB1 [Wed Oct 6 12:31:24 2021] option 1-3:1.3: GSM modem (1-port) converter detected [Wed Oct 6 12:31:24 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB2 [Wed Oct 6 12:31:24 2021] option 1-3:1.4: GSM modem (1-port) converter detected [Wed Oct 6 12:31:24 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB3 [Wed Oct 6 12:31:24 2021] option 1-3:1.5: GSM modem (1-port) converter detected [Wed Oct 6 12:31:24 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB4 ]Wed Oct 6 12:31:55 2021] cdc_ether 1-3:1.0 usb0: unregister 'cdc_ether' usb-0000:00:14.0-3, ZTE CDC Ethernet Device [Wed Oct 6 12:31:55 2021] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1 [Wed Oct 6 12:31:55 2021] option 1-3:1.2: device disconnected [Wed Oct 6 12:31:55 2021] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2 [Wed Oct 6 12:31:55 2021] option 1-3:1.3: device disconnected [Wed Oct 6 12:31:55 2021] option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3 [Wed Oct 6 12:31:55 2021] option 1-3:1.4: device disconnected [Wed Oct 6 12:31:55 2021] option1 ttyUSB4: GSM modem (1-port) converter now disconnected from ttyUSB4 [Wed Oct 6 12:31:55 2021] option 1-3:1.5: device disconnected [Wed Oct 6 12:31:55 2021] usb 1-3: reset high-speed USB device number 12 using xhci_hcd [Wed Oct 6 12:31:55 2021] cdc_ether 1-3:1.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-3, ZTE CDC Ethernet Device, 56:4e:b6:04:f6:a9 [Wed Oct 6 12:31:55 2021] option 1-3:1.2: GSM modem (1-port) converter detected [Wed Oct 6 12:31:55 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB0 [Wed Oct 6 12:31:55 2021] option 1-3:1.3: GSM modem (1-port) converter detected [Wed Oct 6 12:31:55 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB1 [Wed Oct 6 12:31:55 2021] option 1-3:1.4: GSM modem (1-port) converter detected [Wed Oct 6 12:31:55 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB2 [Wed Oct 6 12:31:55 2021] option 1-3:1.5: GSM modem (1-port) converter detected [Wed Oct 6 12:31:55 2021] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB3 [Wed Oct 6 12:31:55 2021] ISO 9660 Extensions: Microsoft Joliet Level 1 [Wed Oct 6 12:31:55 2021] ISOFS: changing to secondary root -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1946229 Title: ZTE Modem USB stick not recognized To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1946229/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs