Hi shri pandey,
Thanks for reaching out to Microsoft Q&A Forum. I understand you are experiencing crackling sound from Bluetooth earphones while playing videos on Windows 11.
Can you please provide some information follow the questions below so that I can have a better look on this issue for you:
- Have you tested your earphones with another device and still receive the crackling sound?
Answering this question will help a lot. Thank you so much.
In the meantime, please try to follow these steps to see if they resolve your issue:
1, Turn off Hands‑Free Telephony for the Bluetooth earphones
- Press Windows + R, type control, and press Enter
- Open Devices and Printers
- Right‑click your Bluetooth earphones and select Properties
- Go to the Services tab
- Uncheck Hands‑Free Telephony
- Click Apply and OK
2, Disable audio enhancements for the Bluetooth device
- Right‑click the speaker icon on the taskbar and select Sound settings
- Select More sound settings
- Under Playback, select your Bluetooth earphones and click Properties
- Go to the Enhancements tab
- Check Disable all enhancements
- Click Apply and OK
3, Set the Bluetooth device as default playback device only once
- In More sound settings, under Playback
- Right‑click your Bluetooth earphones
- Select Set as Default Device
- Do not set it as Default Communication Device
4, Reset Bluetooth support service
- Press Windows + R, type
services.msc, and press Enter - Find Bluetooth Support Service
- Right‑click it and select Restart
- Close the Services window
5, Turn off USB power saving for Bluetooth adapter
- Press Windows + X and select Device Manager
- Expand Universal Serial Bus controllers
- For each USB Root Hub, right‑click and select Properties
- Go to the Power Management tab
- Uncheck Allow the computer to turn off this device to save power
- Click OK
6, Remove and re‑pair the Bluetooth earphones
- Open Settings > Bluetooth and devices
- Select Devices
- Remove the Bluetooth earphones
- Restart the PC
- Pair the earphones again and test the audio
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