Lenovo ThinkPad Yoga 11e Intel I2C Controller Driver 603.9600.1948.29470 for Windows 8.1 64-bit

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.