You can Get and install Chipset driver for Lenovo IdeaPad S540 to get your laptop work properly. Here you can also find Lenovo and other Drivers. These drivers can work for all Generation in Lenovo IdeaPad S540 models.
Lenovo IdeaPad S540 Specification
Lenovo Diagnostics for Windows 64-bit
Version : 4.37.0
Release date : 20 Nov 2020
File size : 26.26 MB
File name : thinkvantage_en/ldiag_4.37.0_windows_x64.exe