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Please unlock BIOS Legion Y520-15IKBN Laptop (Lenovo)


fivapnew

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  • Bios Modder
On 4/5/2022 at 11:48 PM, fivapnew said:

I spent all my energy looking for an unlocked version of the bios and did not find the last chance for you
BIOS Backup  https://www.sendspace.com/file/15trvy

Need advanced tab

Hi!

In your laptop model, any modified bios can be flash using hardware SPI programmer only, exactly the same as described in the first post of this thread:  

So, to create bios backup (dump) you need to use hardware SPI programmer only.

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  • 1 year later...
On 4/5/2022 at 3:16 PM, Klem said:

Hi!

In your laptop model, any modified bios can be flash using hardware SPI programmer only, exactly the same as described in the first post of this thread:  

So, for creating backup (dump) of bios you need to use hardware SPI programmer only.

Hello, good afternoon or evening, I know this thread is old, but could you help me unlock the advanced bios and remove the whitelist from the antennas, please?

bios: https://www.mediafire.com/file/xhxeft992u6wuuy/Bios.bin/file

the bios chip is 25B64CSIG

WIN_20230914_01_56_17_Pro.jpg

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  • Bios Modder
13 hours ago, IINova said:

Hello, good afternoon or evening, I know this thread is old, but could you help me unlock the advanced bios and remove the whitelist from the antennas, please?

bios: https://www.mediafire.com/file/xhxeft992u6wuuy/Bios.bin/file

the bios chip is 25B64CSIG

WIN_20230914_01_56_17_Pro.jpg

 

Hi!

Ok. Your bios with unlocked hidden advanced settings done. Check your PM.

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  • 11 months later...
  • Bios Modder
2 hours ago, LucyLucy16 said:

Hello. Could anyone help me unlock advanced menu in bios for a Lenovo Y520-15IKBN?

This is a dump of the bios using a CH341A programmer with software version 1.34!

https://www.mediafire.com/file/l31x3dmpcxrxf12/original-bios.Bin/file

20240822_170123.jpg

 

Hi!

Ok. Check PM.

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