No enter BIOS find your BIOS version you need to see your Registry！
Easy and quick way:
1. Start Registry
Shortcuts: Winkey + R (or click “start” and” run”)
Put in “regedit” click ok , regedit is open now.
2. Find your Bios version on Registry
First click HKEY_LOCAL_MACHINE
Then click HARDWAR
Click EDESCRIPTION
Final click System
Great! You have open the key
HKEY_LOCAL_MACHINE\HARDWAR\EDESCRIPTION\System
And then you’ll see several keys related to the BIOS, including SystemBiosDate, SystemBiosVersion, VideoBiosDate, and VideoBiosVersion.
Find your Bios version in SystemBiosVersion
I get the BIOS Version in the registry at HKEY_LOCAL_MACHINE/HARDWARE/DESCRIPTION/System,SystemBiosVersion
My BIOS version: Lenovo-2090 ver 2.00PARTTBL
That’s it! Now go to your computer manufacturers web site, like http://www.compaq.com/support, and search for drivers and updates to your particular model. Get BIOS Upgrade Free Support Here
Hope it is useful, Computer Free Support!
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