WLAN and Bluetooth Driver Update Program (WLAN:23.160.1.2 / Bluetooth:23.160.0.9) FZ-55[A/B/C] series

- WLAN Driver : 23.160.1.2
- Bluetooth Driver : 23.160.0.9

This software is the countermeasure drivers to fix the following issue and vulnerability.

1. Vulnerability Information
   INTEL-SA-00232, INTEL-SA-00287, INTEL-SA-00288, INTEL-SA-00337, INTEL-SA-00338,
   INTEL-SA-00402, INTEL-SA-00403, INTEL-SA-00448, INTEL-SA-00472, INTEL-SA-00473,
   INTEL-SA-00509, INTEL-SA-00520, INTEL-SA-00539, INTEL-SA-00540, INTEL-SA-00581,
   INTEL-SA-00582, INTEL-SA-00604, INTEL-SA-00606, INTEL-SA-00621, INTEL-SA-00628,
   INTEL-SA-00766, INTEL-SA-00947, INTEL-SA-01039, INTEL-SA-01108
   
2. Wireless LAN may show yellow bang in device manger after rebooting PC when Wi-Fi is off.
3. This version improves the stability of Wi-Fi driver and Bluetooth driver.

1. Please update to the latest version if there are any updates available for Intel® CSME firmware or Intel® CSME driver.
    ≫ Intel® Converged Security and Management Engine (CSME) Firmware and Driver update program
2. After updating wireless LAN driver, "Device Manager->Advanced->802.11a/b/g Wireless Mode" will be initialized to "2.4 GHZ 802.11b/g". If you have changed the settings, set up them again after updating.
3. Please surely sign-in with “administrator” user account when you execute updating.
   (Do NOT use “Fast User Switching” function. Then sign in with administrator user account and operate the procedure.)
4. Perform this procedure with the AC adapter and a sufficiently charged battery pack attached.

- Oct 21, 2025 : Revised the update program and instructions. (WLAN:23.160.1.2 / Bluetooth:23.160.0.9)
- Feb 12, 2025 : Countermeasures for INTEL-SA-00606
- Nov 20, 2024 : Revised the update program and instructions. (WLAN:23.80.1.3 / Bluetooth:23.80.0.3)
   Countermeasures for INTEL-SA-01108

Earlier Version
- May 28, 2024 : Revised the update program and instructions. (WLAN:23.40.1.1 / Bluetooth:23.40.0.2)
   Countermeasures for INTEL-SA-01039
- Nov 20, 2023 : Revised the update program and instructions.
   Countermeasures for INTEL-SA-00947
- Apr 18, 2023 : Revised the update program and instructions.
- Nov 15, 2022 : Revised the update program and instructions.
- Aug 31, 2021 : Revised the update program and instructions.
- Jan 12, 2021 : Revised the update program and instructions.
- Jul 14, 2020 : Revised the update program and instructions.
- Feb 12, 2020 : Revised the update program and instructions.
- Sep 09, 2019 : Released the first edition.

WLAN Driver Update Program : wlan_v23_160_1_2_FM.exe
Bluetooth Driver Update Program : bt_v23_160_0_9.exe
WLAN Driver and Bluetooth Driver Update Instructions : wlan_bt_update_v23160_FM_en.pdf