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| other:bios [2022/01/07 10:47] – [Entering the BIOS] Added the "determining" section jypeter | other:bios [2022/06/30 09:27] (current) – [Entering the BIOS] jypeter |
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| ====== BIOS, diagnostics and other start-up notes ====== | ====== BIOS, diagnostics and other start-up notes ====== |
| |
| <note important> | |
| You can also run the **built-in diagnostics** in case of a [[other:win10crash#hardware_crash|hardware crash]]</note> | |
| |
| ===== Crashed computer ===== | ===== Crashed computer ===== |
| |
| You can try the standard [[https://www.reddit.com/r/techsupport/comments/12nyre/30_second_power_button_trick/|hard reset trick]] | Check the [[other:win10crash|Recovering from a Major Hardware or Windows 10 Crash]] section |
| | |
| More details in: | |
| | |
| * **Dell**: | |
| * [[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 | |
| * [[https://www.dell.com/support/kbdoc/en-us/000129583/no-post-no-power-no-video-on-a-dell-desktop-computer|No POST, No Power, No Video on a Dell Desktop Computer]] | |
| * [[https://www.dell.com/support/kbdoc/en-us/000141584/how-to-troubleshoot-a-no-post-issue-on-a-dell-notebook-pc|How to Troubleshoot a No POST Issue on a Dell Notebook PC]] | |
| * **HP**: | |
| * [[https://support.hp.com/us-en/document/c04718479|HP PCs - Computer Does Not Start (Windows 10, 8)]] | |
| * **Intel**: | |
| * [[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 ===== |
| |
| === From Windows === | === From Windows === |
| |
| 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 | Use the [[https://support.microsoft.com/en-us/topic/description-of-microsoft-system-information-msinfo32-exe-tool-10d335d8-5834-90b4-8452-42c58e61f9fc|msinfo32]] command (i.e. type ''msinfo32'' in the search field at the bottom left of the screen, and then launch the System Information app) and check the //BIOS version// line in the //system summary// screen. You will also get lots of other useful information about your computer (e.g. computer name) |
| |
| === From Linux === | === From Linux === |
| |
| Use the [[http://manpages.ubuntu.com/manpages/xenial/man8/dmidecode.8.html|dmidecode]] command: ''dmidecode -s bios-version'' | Use the [[http://manpages.ubuntu.com/manpages/xenial/man8/dmidecode.8.html|dmidecode]] command: ''dmidecode -s bios-version'' |
| | |
| | <code>$ sudo dmidecode -s bios-version |
| | [sudo] Password for your_login: |
| | 1.10.0</code> |
| |
| ==== 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, 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 | 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 |
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| | Dell | ''F2 '' | | | Dell | ''F2 '' | |
| | HP | ''ESC '' | | | HP | ''ESC'' or ''F10'' | |
| |
| ==== Enabling boot on a USB drive ==== | ==== Enabling boot on a USB drive in the BIOS ==== |
| |
| === Dell === | === Dell BIOS === |
| |
| Settings => General => Boot Sequence: //USB Storage Device// must be selected, and in the first place of the Boot Order | ''Settings'' => ''General'' => ''Boot Sequence'': //USB Storage Device// must be selected, and in the first place of the Boot Order |
| |
| ==== Updating the BIOS ==== | ==== Updating the BIOS ==== |
| |
| * **Dell**: | |
| * Healthy Windows computer: check the [[https://www.dell.com/support/home/en-us|support page]] | |
| * 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**: | |
| |
| <WRAP center round important 60%> | <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 | Updating the BIOS is safe, but it may be a good idea to get help from somebody who has already done it. Your computer may restart several times, blink, etc, before the update is complete. |
| </WRAP> | |
| |
| | Be sure to be connected to a power supply during the update |
| |
| | If your Windows computer is protected by **bitlocker** at boot time, you have to [[https://www.dell.com/support/kbdoc/en-us/000125409/how-to-enable-or-disable-bitlocker-with-tpm-in-windows#TOC05|suspend bitlocker]] (//suspend//, and **not** //disable//), **before rebooting**. [[https://docs.microsoft.com/en-us/troubleshoot/windows-client/windows-security/suspend-bitlocker-protection-non-microsoft-updates|more info]] |
| | |
| | The BIOS update will take place during the boot time, then Windows will start and bitlocker will automatically start again </WRAP> |
| | |
| | * **Dell**: |
| | * Healthy Windows computer: |
| | * Start the [[https://www.dell.com/support/kbdoc/en-us/000177325/dell-command-update|Dell Command Update]] program ,look for available updates (BIOS updates and others), and download them\\ ''Start'' => ''Dell Command Update'' |
| | * check the [[https://www.dell.com/support/home/en-us|Dell Support page]], enter your Dell computer Serial Number (if it is not automatically detected), and check the BIOS related information |
| | * Crashed Windows, or healthy (or crashed) Linux computer: use a USB stick 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**: \\ <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> |
| * [[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)]] |
