Bluetooth technology has become an essential part of modern computing, enabling wireless connections for peripherals like headphones, mice, and keyboards. If you're a Windows user, knowing your Bluetooth version and how to upgrade it can significantly improve your wireless experience.

Why Bluetooth Version Matters

Different Bluetooth versions offer varying capabilities:
- Bluetooth 4.0+: Introduced Low Energy (BLE) mode for power efficiency
- Bluetooth 5.0: Doubled speed and quadrupled range over 4.2
- Bluetooth 5.2: Added LE Audio features for better sound quality

Newer versions provide better range, faster data transfer, improved power efficiency, and support for more simultaneous connections.

How to Check Your Bluetooth Version on Windows

Method 1: Using Device Manager

  1. Press Windows + X and select Device Manager
  2. Expand the Bluetooth section
  3. Right-click your Bluetooth adapter and select Properties
  4. Go to the Advanced tab
  5. Look for entries like "LMP" (Link Manager Protocol) which indicates version:
    - LMP 6.x = Bluetooth 4.0
    - LMP 7.x = Bluetooth 4.1
    - LMP 8.x = Bluetooth 4.2
    - LMP 9.x = Bluetooth 5.0
    - LMP 10.x = Bluetooth 5.1
    - LMP 11.x = Bluetooth 5.2

Method 2: Using Windows Settings

  1. Open Settings > Devices > Bluetooth & other devices
  2. Click on More Bluetooth options
  3. Check the Hardware tab for version information

Method 3: Using System Information

  1. Press Windows + R, type msinfo32 and press Enter
  2. Navigate to Components > Bluetooth
  3. Look for "Firmware Version" or "LMP Version"

How to Upgrade Your Bluetooth Version

Option 1: Update Bluetooth Drivers

  1. Open Device Manager
  2. Right-click your Bluetooth adapter > Update driver
  3. Select Search automatically for updated driver software
  4. Follow the on-screen instructions

Option 2: Manual Driver Installation

  1. Visit your PC manufacturer's website
  2. Download the latest Bluetooth drivers for your specific model
  3. Install following the provided instructions

Option 3: Use a Bluetooth Dongle

If your built-in Bluetooth can't be upgraded:
1. Purchase a USB Bluetooth adapter (5.0 or higher recommended)
2. Plug it into an available USB port
3. Windows will automatically install drivers

Troubleshooting Common Bluetooth Issues

  • Driver conflicts: Uninstall old drivers before installing new ones
  • Connection drops: Ensure devices are within range (10m for Class 2 devices)
  • Pairing failures: Remove old pairings and try again
  • Audio quality issues: Check if both devices support the same codecs (aptX, AAC, etc.)

Future of Bluetooth on Windows

With Windows 11's improved Bluetooth stack and upcoming Bluetooth 5.3/5.4 support, users can expect:
- Lower latency for gaming
- Better audio quality with LC3 codec
- Enhanced location services
- Improved coexistence with WiFi 6

Final Thoughts

Keeping your Bluetooth drivers updated ensures compatibility with the latest devices and access to new features. While hardware limitations may prevent major version jumps, most users can achieve meaningful improvements through driver updates or affordable USB adapters.