It seems the system can't find the default adapter. I've run the following commands. Hopefully, they will provide all the info required. If not, please ask, I'll post additional information.

sudo blueman-manager

blueman-manager 10.12.58 ERROR    Manager:137 on_dbus_name_appeared: Default adapter not found, trying first available.

blueman-manager 10.12.58 ERROR    Manager:141 on_dbus_name_appeared: No adapter(s) found, exiting

sudo bluetoothctl 

Agent registered

[bluetooth]# show

No default controller available

Hardware model: ASUSTeK COMPUTER INC. ROG Zephyrus G15 GA503RW

Processor: AMD® Ryzen 9 6900hs with radeon graphics × 16

Output for lspci -knn | grep Net -A3; lsusb; sudo dmesg | grep -i blue:

pcilib: Error reading /sys/bus/pci/devices/0000:00:08.3/label: Operation not permitted

03:00.0 Network controller [0280]: MEDIATEK Corp. Device [14c3:0616]

    Subsystem: Foxconn International, Inc. Device [105b:e0cd]

    Kernel driver in use: mt7921e

    Kernel modules: mt7921e

Bus 009 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Bus 010 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 008 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 007 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 005 Device 002: ID 13d3:56eb IMC Networks USB2.0 HD UVC WebCam

Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 003 Device 002: ID 0489:e0e2 Foxconn / Hon Hai Wireless_Device

Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 001 Device 002: ID 0b05:19b6 ASUSTek Computer, Inc. ITE Device(8910)

Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

[    3.640457] Bluetooth: Core ver 2.22

[    3.640501] NET: Registered PF_BLUETOOTH protocol family

[    3.640504] Bluetooth: HCI device and connection manager initialized

[    3.640520] Bluetooth: HCI socket layer initialized

[    3.640523] Bluetooth: L2CAP socket layer initialized

[    3.640529] Bluetooth: SCO socket layer initialized

[    4.110285] Bluetooth: BNEP (Ethernet Emulation) ver 1.3

[    4.110289] Bluetooth: BNEP filters: protocol multicast

[    4.110295] Bluetooth: BNEP socket layer initialized