other:bios
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other:bios [2021/04/16 10:02] jypeter [BIOS, diagnostics and other start-up notes] Added the Crashed computer section |
other:bios [2022/01/07 09:47] jypeter [Entering the BIOS] Added the "determining" section |
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| * [[https://www.intel.com/content/www/us/en/gaming/resources/why-wont-my-computer-turn-on.html|Troubleshooting - Why Won't My Computer Turn On?]] | * [[https://www.intel.com/content/www/us/en/gaming/resources/why-wont-my-computer-turn-on.html|Troubleshooting - Why Won't My Computer Turn On?]] | ||
| ===== BIOS ===== | ===== BIOS ===== | ||
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| + | ==== Determining the BIOS version ==== | ||
| + | |||
| + | The BIOS version is usually displayed quickly when a computer is booting, and when [[other:bios#entering_the_bios|you are in the BIOS options screen]] | ||
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| + | You can also get the BIOS version when your operating system is running! | ||
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| + | === From Windows === | ||
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| + | Use the [[https://support.microsoft.com/en-us/topic/description-of-microsoft-system-information-msinfo32-exe-tool-10d335d8-5834-90b4-8452-42c58e61f9fc|msinfo32]] command and check the //BIOS version// line in the //system summary// screen | ||
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| + | === From Linux === | ||
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| + | Use the [[http://manpages.ubuntu.com/manpages/xenial/man8/dmidecode.8.html|dmidecode]] command: ''dmidecode -s bios-version'' | ||
| ==== Entering the BIOS ==== | ==== Entering the BIOS ==== | ||
| - | Power off the machine, then power it on again **and** press repeatedly the appropriate key several times while the computer is starting | + | Power off the machine, then power it on again **and** press repeatedly the appropriate key several times while the computer is starting, until you see the BIOS options screen. This should take place **before** you have to type the Windows bitlocker password, or the Linux (de)crypting password |
| | Dell | ''F2 '' | | | Dell | ''F2 '' | | ||
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| * Crashed Windows, or healthy (or crashed) Linux computer: use a USB key to update the BIOS, following the steps in the [[https://www.dell.com/support/contents/fr-fr/videos/videoplayer/how-to-recover-from-booting-issues-using-the-bios-recovery-tool/6079779755001|How to recover from booting issues using the BIOS Recovery Tool]] video | * Crashed Windows, or healthy (or crashed) Linux computer: use a USB key to update the BIOS, following the steps in the [[https://www.dell.com/support/contents/fr-fr/videos/videoplayer/how-to-recover-from-booting-issues-using-the-bios-recovery-tool/6079779755001|How to recover from booting issues using the BIOS Recovery Tool]] video | ||
| * **HP**: | * **HP**: | ||
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| + | <WRAP center round important 60%> | ||
| + | If the BIOS update does not seem to work (no update takes place), check this [[https://wiki.lsce.ipsl.fr/pmip3/doku.php/other:win7towin10#bios_update|HP BIOS update]] section | ||
| + | </WRAP> | ||
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| * [[https://support.hp.com/us-en/document/c00007682|HP Consumer Desktop PCs - Updating the BIOS (Basic Input Output System)]] | * [[https://support.hp.com/us-en/document/c00007682|HP Consumer Desktop PCs - Updating the BIOS (Basic Input Output System)]] | ||
| * [[https://support.hp.com/us-en/document/c00042629|HP Consumer Notebook PCs - Updating the BIOS (Basic Input Output System)]] | * [[https://support.hp.com/us-en/document/c00042629|HP Consumer Notebook PCs - Updating the BIOS (Basic Input Output System)]] | ||
other/bios.txt · Last modified: 2022/06/30 07:27 by jypeter
