Bcm2045a0 Driver Windows 11 Fixed -

✅ Device Manager shows “Broadcom Bluetooth 4.0” (not BCM2045A0) ✅ Bluetooth icon in action center ✅ Can pair a phone / mouse / speaker ✅ Survives reboot

: Check the Lenovo Support portal for updated Bluetooth drivers specific to your model (e.g., Yoga or IdeaPad series). bcm2045a0 driver windows 11

: Use the Dell Support site to find the "Broadcom BCM2045" driver package. Though listed for older Windows versions, they are often compatible with Windows 11 in compatibility mode. ✅ Device Manager shows “Broadcom Bluetooth 4

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Choose "Browse my computer for drivers," then "Let me pick from a list of available drivers on my computer". Select as the device type.

The BCM2045A0 is a reliable Bluetooth chipset, but it requires manual intervention to work on Windows 11. The method (Method 1) usually resolves the issue faster than waiting for Windows Update.

| Symptom | Fix | |--------|------| | Bluetooth works but disconnects after sleep | Disable USB selective suspend in Power Options → Advanced → USB settings | | Code 10 after reboot | Re-apply driver via Have Disk (signature enforcement again) | | Bluetooth mouse lags | Disable “Bluetooth LE” enumeration in Device Manager → Bluetooth LE Enumerator → Disable | | Driver installed but no devices found | Run services.msc → Restart “Bluetooth Support Service” |