It's great to hear that Windows 7 has been handling your hardware drivers well, especially considering that you're using older hardware. When it comes to compatibility between Microsoft products like the Microsoft Elite Bluetooth Keyboard and the Windows operating system, there can sometimes be issues that arise. Here are a few steps you can take to troubleshoot the issue with your Microsoft Elite Bluetooth Keyboard not working properly after installation: 1. Check Bluetooth Connection: - Ensure that the Bluetooth connection between the keyboard and your computer is still active. - Sometimes re-establishing the Bluetooth connection can help in resolving connectivity issues. 2. Update Bluetooth Drivers: - Make sure that you...