It seems like your touchpad issue may be related to a driver problem or a hardware issue. Since the touchpad is not appearing in Device Manager or settings, here are some steps you can take to troubleshoot the problem:
- Check BIOS Settings: Sometimes, the touchpad can be disabled in the BIOS. Restart your laptop and enter the BIOS setup (usually by pressing F2, F10, or Del during startup). Look for touchpad settings and ensure it is enabled.
- Use Device Manager to Scan for Hardware Changes: Even if the touchpad does not appear, you can try to refresh the hardware list. Open Device Manager, click on the "Action" menu, and select "Scan for hardware changes". This may help in detecting the touchpad.
- Uninstall and Reinstall Drivers: If the touchpad was previously recognized, try uninstalling any mouse or touchpad drivers from Device Manager. Restart your laptop, and Windows should automatically reinstall the drivers.
- Check for Windows Updates: Ensure that you have the latest updates installed, as they may include fixes for hardware issues.
- External Mouse: If you have an external mouse, connect it to your laptop to navigate and perform the above steps more easily.
- Physical Connection: If none of the above works, there might be a physical issue with the touchpad. In this case, contacting your laptop manufacturer for support or service may be necessary.
If the issue persists after trying these steps, it may require professional assistance to diagnose and fix the problem.