on a second try pairing, this is what I get:
# pair 70:26:05:87:EC:01 Attempting to pair with 70:26:05:87:EC:01 [CHG] Device 70:26:05:87:EC:01 Connected: yes [NEW] Primary Service /org/bluez/hci0/dev_70_26_05_87_EC_01/service0001 00001801-0000-1000-8000-00805f9b34fb Generic Attribute Profile [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0001/char0002 00002a05-0000-1000-8000-00805f9b34fb Service Changed [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0001/char0002/desc0004 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Primary Service /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a 69a7f243-e52f-4443-a7f9-cb4d053c74d6 Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char000b be8692b1-3b29-410d-94d3-50281940553e Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char000d 3f92019d-ac1d-48dc-9d94-86a0fb507591 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char000d/desc000f 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char0010 5bc06a57-f84d-4086-a65a-2a238cb39cdb Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char0010/desc0012 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service000a/char0013 99c3f043-8431-40e9-9802-850114e4c0d1 Vendor specific [NEW] Primary Service /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015 fe59bfa8-7fe3-4a05-9d94-99fadc69faff Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char0016 104c022e-48d6-4dd2-8737-f8ac5489c5d4 Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char0018 69745240-ec29-4899-a2a8-cf78fd214303 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char0018/desc001a 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char001b 70efdf00-4375-4a9e-912d-63522566d947 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char001b/desc001d 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char001e eea2e8a0-89f0-4985-a1e2-d91dc4a52632 Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0015/char0020 a79e2bd1-d6e4-4d1e-8b4f-141d69011cbb Vendor specific [NEW] Primary Service /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022 91c10d9c-aaef-42bd-b6d6-8a648c19213d Vendor specific [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0023 99d1064e-4517-46aa-8fb4-6be64dd1a1f1 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0023/desc0025 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0026 fbe87f6c-3f1a-44b6-b577-0bac731f6e85 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0026/desc0028 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0029 420791c0-bff5-4bd1-b957-371614031136 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char0029/desc002b 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [NEW] Characteristic /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char002c e4ef5a46-30f9-4287-a3e7-643066acb768 Vendor specific [NEW] Descriptor /org/bluez/hci0/dev_70_26_05_87_EC_01/service0022/char002c/desc002e 00002902-0000-1000-8000-00805f9b34fb Client Characteristic Configuration [CHG] Device 70:26:05:87:EC:01 UUIDs: 00000000-deca-fade-deca-deafdecacaff [CHG] Device 70:26:05:87:EC:01 UUIDs: 00001108-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 0000110b-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 0000110c-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 0000110e-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 0000111e-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 00001200-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 00001800-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 00001801-0000-1000-8000-00805f9b34fb [CHG] Device 70:26:05:87:EC:01 UUIDs: 69a7f243-e52f-4443-a7f9-cb4d053c74d6 [CHG] Device 70:26:05:87:EC:01 UUIDs: 7b265b0e-2232-4d45-bef4-bb8ae62f813d [CHG] Device 70:26:05:87:EC:01 UUIDs: 81c2e72a-0591-443e-a1ff-05f988593351 [CHG] Device 70:26:05:87:EC:01 UUIDs: 91c10d9c-aaef-42bd-b6d6-8a648c19213d [CHG] Device 70:26:05:87:EC:01 UUIDs: 96cc203e-5068-46ad-b32d-e316f5e069ba [CHG] Device 70:26:05:87:EC:01 UUIDs: b9b213ce-eeab-49e4-8fd9-aa478ed1b26b [CHG] Device 70:26:05:87:EC:01 UUIDs: f8d1fbe4-7966-4334-8024-ff96c9330e15 [CHG] Device 70:26:05:87:EC:01 UUIDs: fe59bfa8-7fe3-4a05-9d94-99fadc69faff [CHG] Device 70:26:05:87:EC:01 ServicesResolved: yes [CHG] Device 70:26:05:87:EC:01 ServicesResolved: no [CHG] Device 70:26:05:87:EC:01 Connected: no Failed to pair: org.bluez.Error.AuthenticationCanceled note that the device doesn't need authentication, and there is no passphrase prompt coming up either -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/1782893 Title: Bluetooth not working on Dell XPS 15 Status in bluez package in Ubuntu: Incomplete Status in gnome-bluetooth package in Ubuntu: Incomplete Status in linux package in Ubuntu: Incomplete Bug description: Bluetooth doesn't work on the Dell XPS 15 laptop, with Ubuntu 18.04. expected behavior: in Settings, one goes to the Bluetooth tab, slides the 'ON' button to 'ON', and then Bluetooth is enabled, and one can pair devices what is happening: in Settings, when clicking on the 'ON' button in the Bluetooth tab, it seems to turn on, that falls back to off some relevant output: $ uname -a; lspci -nnk | grep -iA2 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetoothLinux Linux dell-xps15 4.15.0-23-generic #25-Ubuntu SMP Wed May 23 18:02:16 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux 02:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter [168c:003e] (rev 32) Subsystem: Bigfoot Networks, Inc. QCA6174 802.11ac Wireless Network Adapter [1a56:1535] Kernel driver in use: ath10k_pci Kernel modules: ath10k_pci Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 138a:0091 Validity Sensors, Inc. Bus 001 Device 003: ID 0cf3:e300 Atheros Communications, Inc. Bus 001 Device 005: ID 0c45:6713 Microdia Bus 001 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub [ 3.905518] Bluetooth: Core ver 2.22 [ 3.905532] Bluetooth: HCI device and connection manager initialized [ 3.905534] Bluetooth: HCI socket layer initialized [ 3.905536] Bluetooth: L2CAP socket layer initialized [ 3.905539] Bluetooth: SCO socket layer initialized [ 0.028000] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.068684] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored [ 1.460567] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_01.bin (v1.1) [ 3.857792] ath10k_pci 0000:02:00.0: Direct firmware load for ath10k/pre-cal-pci-0000:02:00.0.bin failed with error -2 [ 3.857799] ath10k_pci 0000:02:00.0: Direct firmware load for ath10k/cal-pci-0000:02:00.0.bin failed with error -2 [ 3.860582] ath10k_pci 0000:02:00.0: firmware ver WLAN.RM.4.4.1-00079-QCARMSWPZ-1 api 6 features wowlan,ignore-otp crc32 fd869beb --- ProblemType: Bug ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: am 5501 F.... pulseaudio CurrentDesktop: ubuntu:GNOME DistroRelease: Ubuntu 18.04 HibernationDevice: RESUME=UUID=2e64cf71-cb2d-491f-b8cd-fef8c3aeb582 InstallationDate: Installed on 2017-10-23 (272 days ago) InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) MachineType: Dell Inc. XPS 15 9560 NonfreeKernelModules: nvidia_modeset nvidia Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-23-generic root=UUID=a991df19-cc0a-4108-b718-c90ef7113f52 ro quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18 RelatedPackageVersions: linux-restricted-modules-4.15.0-23-generic N/A linux-backports-modules-4.15.0-23-generic N/A linux-firmware 1.173.1 Tags: bionic Uname: Linux 4.15.0-23-generic x86_64 UpgradeStatus: Upgraded to bionic on 2018-06-20 (32 days ago) UserGroups: adm cdrom dialout dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 04/23/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.9.4 dmi.board.name: 05FFDN dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.9.4:bd04/23/2018:svnDellInc.:pnXPS159560:pvr:rvnDellInc.:rn05FFDN:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: XPS dmi.product.name: XPS 15 9560 dmi.sys.vendor: Dell Inc. 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