Не работает bluetooth Kubuntu 18.04

Ноубук Lenovo IdeaPad S145 15IWL

Дня 3-4 назад все работало. Сейчас - нет. В "Параметры системы - bluetooth" пишет "Адаптеры bluetooth не найдены".
lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 13d3:5a08 IMC Networks
Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

lspci
00:00.0 Host bridge: Intel Corporation Device 3e34 (rev 0b)
00:02.0 VGA compatible controller: Intel Corporation Device 3ea0
00:04.0 Signal processing controller: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem (rev 0b)
00:08.0 System peripheral: Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th Gen Core Processor Gaussian Mixture Model
00:12.0 Signal processing controller: Intel Corporation Device 9df9 (rev 30)
00:14.0 USB controller: Intel Corporation Device 9ded (rev 30)
00:14.2 RAM memory: Intel Corporation Device 9def (rev 30)
00:15.0 Serial bus controller [0c80]: Intel Corporation Device 9de8 (rev 30)
00:16.0 Communication controller: Intel Corporation Device 9de0 (rev 30)
00:17.0 SATA controller: Intel Corporation Device 9dd3 (rev 30)
00:1d.0 PCI bridge: Intel Corporation Device 9db0 (rev f0)
00:1e.0 Communication controller: Intel Corporation Device 9da8 (rev 30)
00:1f.0 ISA bridge: Intel Corporation Device 9d84 (rev 30)
00:1f.3 Audio device: Intel Corporation Device 9dc8 (rev 30)
00:1f.4 SMBus: Intel Corporation Device 9da3 (rev 30)
00:1f.5 Serial bus controller [0c80]: Intel Corporation Device 9da4 (rev 30)
01:00.0 Network controller: Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter (rev 31)

rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no