Headphone Sound is not clear and its showing a2dp unavailable

[Paramjeet Dhiman]

journalctl -b 0 | grep -i -e blue -e pulse

Mar 17 00:08:08 anonymous pulseaudio[2461]: Refused to switch profile to a2dp_sink: Not connected
Mar 17 00:12:16 anonymous kernel: Bluetooth: hci0: sending frame failed (-90)
Mar 17 00:12:17 anonymous kernel: Bluetooth: hci0: SCO packet for unknown connection handle 0

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.8.0-45.51~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-45-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: anonymous 2461 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Wed Mar 17 00:17:49 2021
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Black Headphone Out, Left
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [HP ENVY Laptop 13-ad1xx, Realtek ALC295, Black Headphone Out, Left] Sound is distorted
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/10/2020
dmi.bios.release: 15.31
dmi.bios.vendor: Insyde
dmi.bios.version: F.31
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 83A7
dmi.board.vendor: HP
dmi.board.version: KBC Version 39.35
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.ec.firmware.release: 39.35
dmi.modalias: dmi:bvnInsyde:bvrF.31:bd06/10/2020:br15.31:efr39.35:svnHP:pnHPENVYLaptop13-ad1xx:pvrType1ProductConfigId:rvnHP:rn83A7:rvrKBCVersion39.35:cvnHP:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV HP Envy
dmi.product.name: HP ENVY Laptop 13-ad1xx
dmi.product.sku: 2VL79PA#ACJ
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP