This Broadcom Bluetooth chipset is often not correctly install, or not installed at all mainly due to appearing in the device manager in Windows as nothing but the chipset name: BCM20702A0.
The package provides the installation files for FTDI USB Serial Port Driver version 2.12.16.0. If the driver is already installed on your system, updating (overwrite-installing) may fix various issues, add new functions, or just upgrade to the available version. All systems Windows 10 x64 Windows 10 x86 Windows 8.1 x64 Windows 8.1 x86 Windows 8 x64 Windows 8 x86 Windows 7 x64 Windows 7 x86 Windows XP x86 USB Serial Port 2.12.24 ( ) Download driver. Here is a step by step manual guide for USB Serial Port software installation process on Windows 7 / 8 / 8.1 / 10 / Vista / XP. 1 Download USB 2.0 TO RS232 Cable.rar file for Windows 7 / 8 / 8.1 / 10 / Vista / XP, save and unpack it if needed. 2 Switch on your new mouse hardware. 3 Right click on the My computer icon and push Properties tab then.
The Broadcom BCM20702A0 chipset is used on a vast amount of laptops, USB Dongle adapters and much more. Hopefully the correct device driver below will fix your issues, and as always backup your system and files before attempting to install any new drivers.
Another thing that will deactivate/ uninstall this driver is Windows update especially in Windows 10 and late releases. Reinstalling the driver will fix the issue.
Below are drivers for Thinkpad and HP Laptops also a generic driver that might cover all of them.
If the device is showing a code 10 error follow the Code 10 Error guide.
Also this chipset does have issues working on Hackinosh setups, there is a Kext support that we will add below.
Lenovo device ids:
Usb Serial Port Drivers Download For Windows 10 8.1 7 Vista Xp Installer
USBVID_0A5C&PID_21E6&REV_0112
USBVID_0A5C&PID_21E6
Usb Serial Port Drivers Download For Windows 10 8.1 7 Vista Xp 32-bit
Extract the zip file to your desktop or a location that you can delete after the install. After the files are extracted run the setup.exe as an administrator.