Difference between revisions of "BIOS Version"

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You can check the current BIOS and ECP versions on your ThinkPad by using '''dmidecode'''. For example:
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You can check the current BIOS and ECP versions on your ThinkPad by using '''{{dmidecode}}'''. For example:
  
 
{{cmdroot|dmidecode -s bios-version}}
 
{{cmdroot|dmidecode -s bios-version}}
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Showing BIOS version 3.02 (6DET52WW) and ECP version 1.04 (7XHT22WW).
 
Showing BIOS version 3.02 (6DET52WW) and ECP version 1.04 (7XHT22WW).
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Note that you need root rights (or sudo) to run '''dmidecode'''.
  
 
Alternatively you can '''grep''' the information from '''dmesg'''
 
Alternatively you can '''grep''' the information from '''dmesg'''
  
{{cmduser|dmesg {{!}} grep "ThinkPad BIOS"}}
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{{cmduser|dmesg | grep "ThinkPad BIOS"}}
  
 
  [    3.758331] thinkpad_acpi: ThinkPad BIOS 6DET52WW (3.02 ), EC 7XHT22WW-1.04
 
  [    3.758331] thinkpad_acpi: ThinkPad BIOS 6DET52WW (3.02 ), EC 7XHT22WW-1.04

Latest revision as of 00:40, 26 March 2020

You can check the current BIOS and ECP versions on your ThinkPad by using Dmidecode. For example:

# dmidecode -s bios-version

6DET52WW (3.02 )

# dmidecode -t 11

# dmidecode 3.1
Getting SMBIOS data from sysfs.
SMBIOS 2.4 present.

Handle 0x001D, DMI type 11, 5 bytes
OEM Strings
	String 1: IBM ThinkPad Embedded Controller -[7XHT22WW-1.04    ]-

Showing BIOS version 3.02 (6DET52WW) and ECP version 1.04 (7XHT22WW).

Note that you need root rights (or sudo) to run dmidecode.

Alternatively you can grep the information from dmesg

$ dmesg | grep "ThinkPad BIOS"

[    3.758331] thinkpad_acpi: ThinkPad BIOS 6DET52WW (3.02 ), EC 7XHT22WW-1.04