If you are reviving an X340, you’ll need these specific drivers to get it running smoothly:

Realtek RTL8111DL (Ethernet) and Intel WiFi Link 5100. Touchpad: Synaptics PS/2 Port TouchPad. 💡 Pro Tips for Legacy Hardware

Intel GS45 + ICH9M-SFF (Crucial for motherboard stability).

Replacing the old HDD with a cheap SSD will triple the speed.

Balanced power consumption with slim design. 🛠️ Essential Driver Checklist

Which are you installing? (Windows 7, XP, or Linux?) Are you missing a specific driver (like Wi-Fi or Sound)? Do you need help speeding up the performance ?