http://mobilesupport.lenovo.com/us/e...loads/DS038412
ReadMe:
Y410P Y510P NVIDIA GeForce GT755M Second VGA BIOS update README
Updated Date:2013-10-12
This package updates the NVIDIA Second VGA BIOS (VBIOS) on Y410P SLI and Y510P SLI.
Attention: Do not power off or restart your computer during the VBIOS flashing process, which will cause serious damage and improper functioning of your computer.
Print this file so that you can refer to it during the installation.
Check VGA Card version.
======================
1. Press Win+X
2. Select Device Manager
3. In Device Manager, select "Display adapters"
4. Make sure there exist "NVIDIA GeForce GT 755M" in it.
Install the package in Windows.
======================
1. Keep machine in AC mode with at least 35% Battery
2. Run NVFlash.bat
3. Press 'y' to confirm "Update display adapter"
4. After finishing update£¬restart the system.
Updated Information:
Latest Version VBIOS fix SLI mode in Win8.1.
Här har du alla drivisar och info osv:
http://mobilesupport.lenovo.com/us/e...Name=Downloads