How To Update Serial Number In Bios Lenovo T420

Re: Bios serial number change ‎ 01:45 AM if Lenovo service provider did not change the motherboard then your warranty is voided in the first instance in which you changed the motherboard.

I needed to replace the Motherboard of a Lenovo Edge E531 laptop. We ordered a new motherboard (not from Lenovo) and i have it placed in the laptop. When I start up the laptop I get a couple warnings. One that says 'Machine Type and Serial Number Invalid' and 'Machine UUID invalid'. From all of the posts I have seen I need to get my hands on a Hardware Maintenance Disk.

However, every where I look I can't find anything online. Anyone out there by chance have this? Or any other suggestions? Justin.schlueter wrote: I needed to replace the Motherboard of a Lenovo Edge E531 laptop.

We ordered a new motherboard (not from Lenovo) and i have it placed in the laptop. When I start up the laptop I get a couple warnings. One that says 'Machine Type and Serial Number Invalid' and 'Machine UUID invalid'. From all of the posts I have seen I need to get my hands on a Hardware Maintenance Disk. However, every where I look I can't find anything online. Filjmi s barunom sobti na russkom yazike.

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How To Update Serial Number In Bios Lenovo T420

Anyone out there by chance have this? Or any other suggestions? Thanks I wish I could be of more help, but there is a Utility needed to 'tattoo' the information. HP and Fujitsu have similar utilities. In most cases you have to be an authorized technician to be able to get the software. Sometimes you may luck out and find it online. Might be able to try a local Lenovo authorized repair shop and see if they would be willing to give you a copy of the software.