How to Check Bluetooth Versions on Windows 11

This guide explains how to find the Bluetooth version on your Windows 11 computer.

In our previous post, we showed you how to turn on or off Bluetooth, pair Bluetooth devices with Windows 11, fix common Bluetooth issues, and more.

Bluetooth is a wireless tool that links your computer to devices like headphones, mice, and keyboards. Many devices require a specific Bluetooth version to work correctly. Knowing your version helps you troubleshoot connection problems.

Why check your Bluetooth version?

You should check your version if your device is acting up or not connecting. It helps you see if your hardware is outdated or if you need to look for firmware updates.

What happens when done?

Once finished, you will have a specific LMP number. You can compare this number to our chart below to see exactly which Bluetooth standard your computer uses.

How to check your Bluetooth version

Follow these steps to find your firmware details:

1. Open the Start menu.
2. Type Device Manager and select it from the list. (Requires admin privileges)

3. Find the Bluetooth section and click the arrow to expand the list.

4. Right-click on your Bluetooth adapter (for example, “Generic Wireless Bluetooth”) and select Properties.

5. Click the Advanced tab.
6. Look for the LMP (Link Manager Protocol) listing. This number represents your firmware version.

Bluetooth Version Chart

Use this table to match your LMP number to the Bluetooth specification:

• LMP 0: Bluetooth 1.0b
• LMP 1: Bluetooth 1.1
• LMP 2: Bluetooth 1.2
• LMP 3: Bluetooth 2.0 + EDR
• LMP 4: Bluetooth 2.1 + EDR
• LMP 5: Bluetooth 3.0 + HS
• LMP 6: Bluetooth 4.0
• LMP 7: Bluetooth 4.1
• LMP 8: Bluetooth 4.2
• LMP 9: Bluetooth 5.0
• LMP 10: Bluetooth 5.1
• LMP 11: Bluetooth 5.2

Summary

Checking your Bluetooth version is a simple way to ensure your hardware is up to date. By using the Device Manager, you can find your LMP number, which tells you exactly which Bluetooth features your computer supports. Keeping track of this information helps you solve connectivity issues and ensures your wireless devices run at their best.