



You’ll go back to the previous window where you have now to press Go. In the Options window check the options marked with red in the image When the extraction process finishes, in the Manufacturer dropdown list choose Lenovo and once done press the Advanced button. Your image is now being extracted, be patient and press OK to the two info popup. Launch PhoenixTool.exe and open your bios image with it. Put it in an empty folder we will use as workspace. You will get a file called LENOVO-9ACN26WW.rom, it’s your bios image. You can adjust some options but DO NOT CHANGE the Graphic Device related options.įrom now on I will refer to the G50-70 bios name, if you have a Z50-70 be aware the filename differs.Įxecute Universal Bios Backup as administrator and backup your actual bios. Once you have the proper version installed, load the default settings before proceeding. If you have a newer bios installed you can downgrade it: in bios setup enable the Bios Back Flash option and flash the required version (9ACN26WW or 9BCN26WW). ftpw.exe or fptw64.exe depending on your win version.Please note had problems with this editor. Bios 9ACN26WW on G50-70 or 9BCN26WW on Z50-70 installed.Use the informations contained in this document at your own risk, I take no responsibility for any damage. It worked for me and some friends so I decided to share it. This is a DANGEROUS procedure and it may damage your laptop if you make mistakes. Building a CustoMac Hackintosh: Buyer's Guide
