DriverCove

Realtek Semiconductor Corp. - Bluetooth - 18.4031.2507.3102 Driver 18.4031.2507.3102

by RealtekWindows 1164-bitSHA-256 verified

Manufacturer
Realtek
Device
Realtek Semiconductor Corp. - Bluetooth - 18.4031.2507.3102
Driver version
18.4031.2507.3102
Release date
September 5, 2025
Supported Windows
Windows 11
Architecture
64-bit (x64)
File size
270 KB
File name
5183f3bd-35fe-4330-afcf-920262546c2a_45b8b1960df114dc48bd6647ceafbf6b8ce4318e.cab
Digital signature
Signed - catalog RtkBtfilter.cat
INF version
09/05/2025,18.4031.2507.3102
INF provider
Realtek Semiconductor Corp.
Device class
Bluetooth
Source
Microsoft Update Catalog
Last verified
July 8, 2026
SHA-256
638ab9f921519d66aa5e1231ea332052ded05acca5a61b17fa52dd33479c2085

Supported hardware IDs (3)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 11) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
  7. Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).