If you are not comfortable manually installing drivers, a third-party tool might help. Programs like , Snappy Driver Installer (SDI) , or Driver Easy have large databases of legacy drivers.
Sometimes Windows 7 will auto-detect a generic Bluetooth radio: acer aspire 4730z bluetooth driver windows 7
The is a tricky piece of software, but it is not impossible to solve. By understanding that you likely need a Broadcom generic driver , manually installing it via Device Manager, and ensuring your hardware switch is turned on, you can restore wireless connectivity to this classic laptop. If you are not comfortable manually installing drivers,
: Accept the license agreement and click "Next" until the installation begins. Snappy Driver Installer (SDI)
Once your Bluetooth driver is active, here is how to pair a device on Windows 7: