Hello Ravan,
Thank you for posting your query in Microsoft Community.
Are you having Bluetooth problems with a Bluedio T4 Turbine?Start here with links to existing questions on the device and if these don't help you can always use our troubleshooter tool or raise a question in our forum. Well, this review will be dedicated to a very interesting BT on-ear headphones from Bluedio, the HT H-Turbine. I got the item free for review from www.gearbest.com website. As I yet don't know all the rules of the forum, I will try to post as little links as possible, If you have any questions.
I understand that you have issues with the Bluetooth Headset drivers in Windows 7. We will certainly help you with the same.
I would need some more information on this issue to help you better.
1) What happens when you try to use the headset in Windows, does that detect?
2) Do get any specific error code or message while, the Bluetooth fails to work?
3) Did the device work earlier?
4) Do you remember making any recent changes in the computer?
5) What is the make and model of the computer?
6) Are you able to use any other Bluetooth device in the computer?
Please follow the suggestions mentioned below to fix the issue with drivers.
Firstly, try to run the troubleshooter mentioned below to fix the issue.
Hardware devices are not working or are not detected in Windows
a. Click Start, type Device Manager in the Start Search box, and then press ENTER.
b. Click Continue. The Device Manager dialog box is displayed.
c. If you are prompted for an administrator password or for a confirmation, type the password, or click Continue.
d. In the list of device types, click the kind of device, and then locate the specific device that is not functioning.
e. Right - click the Device, and then click Properties.
f. Click the Driver tab.
g. Click Uninstall. Click OK.
i. In the Device Manager Dialog box, click the Action menu, and then click Scan for hardware changes.
j. Restart the computer which automatically reinstall the drivers.
Bluedio Turbine Driver
Hope this helps. Otherwise, feel free to write us back for further assistance and we will be glad to help you ahead.