One such screen is visible to the right, note the legend in the top-right corner indicating F2 will start the BIOS setup and F12 will present the boot selection menu. The thing of using Rufus and Fat32 works… It loads Windows 7 Installation but it freezes on the Windows Logo when loading… I dont know what to do because I need to install windows 7 to install some programs that arent compatible with Win10, then do the upgrade to Win10 and all done… but Nope it freezes in the logo, Idk why the !&&* new MoBos are disabling this option!!!! Make sure that you know (and list) which BIOS settings you've already altered to suit you're requirements, so that you can restore them back after doing this, I tried go back to default factory values. In the asus uefi bios I don’t have the secure boot, csm and fast boot options. If your USB device is not listed in the boot order under your UEFI boot, here is a quick and easy way to resolve this issue. The regular way of booting into software and operating systems is called “Legacy Boot” and must sometimes be explicitly enabled/allowed in the BIOS settings. The problem with this MoBo is that USB isnt available in boot menu. Question BIOS Boot Options does not show SSD, but laptop CAN boot Power on the PC/Laptop and push the ESC (can be F8, F10, etc.. depending on the PC) until you get into the boot selection section. Yes, I have disabled secure boot. Download Rufus (freeware, please use the at least the current latest version 3.8), 2. USB is FAT32 made with Rufus and USB yet doesn't appear in the boot menu (nor CSM option), though it's recognized in the USB devices menu... How can I solve this? Secure Boot has nothing to do with this, you need to find the option to enable the CSM (Compatibility Support Module), that will allow you to use legacy boot devices. No result :|. Espen Kristoffersen, © 2020 iFixit — Licensed under Creative Commons — Privacy — However, it could be any of the dozens of other keys on your keyboard. If the Bios have ONLY UEFI (no Legacy option), you can boot from USB if is formatted FAT32 and not NTFS (or to make UEFI bootable DVD/CD). Please, tell me, how can I “unhide” this options? Step 2: Click "Boot" -> enter the configuration of "Boot Option #1 " -> Select the proper device. In order for the changes to the Secure Boot configuration to take effect, the BIOS/EFI/UEFI configuration options must be saved. On most EFI computers, you’ll need to access EFI setup immediately after turning on your PC in order to see the option of enabling UEFI boot, usually as an option under the boot options section of the BIOS configuration. Then, you have to choose “Troubleshoot → Advanced Options → UEFI Firmware Settings → Restart”. 10. Many of new PC's/laptop's have only the newer UEFI BIOS (the Legacy Bios is an older option). Newer Windows 8 and Windows 10 PCs might require you to manually enable legacy boot mode in order to boot into older operating systems or bootable tools and utilities. Press and hold the F2 button, then click the power button. Dell, Lenovo, HP, Toshiba, Samsung, ASUS, Acer, Gateway, etc.) January 18 by I have the last version of bios (Version 3602 2012/11/22). On PCs and laptops from most manufacturers, including Dell, HP, Asus, Acer, Toshiba, Lenovo, and more, Legacy Boot can be disabled or turned off from the EFI setup/configuration feature, available immediately after turning on your PC. Question Data Recovery Options: Question There is no legacy boot option in the Dell Latitude 5400 Bios: Question Black screen after selecting to boot wrong option. As for booting from an external drive, lack of Legacy support wouldn't explain the drive missing from the boot list entirely because it's possible to boot from optical drives in UEFI mode. The common keyboard shortcut to save and exit is F10. All rights reserved. In that case, you need to set your Administrator password, and then restart the machine. But, sometimes this option doesn’t allow you to change it. Reply to: No CSM/Secure Boot/UEFI options in BIOS. Legacy boot mode does not normally support partitions greater than 2TB in size, and can cause data loss or other problems if you try to use it normally. and can cause data loss or other problems, Windows won’t start – Guide for Windows XP, Vista, 7, 8, 10, Fix slow boot – Guide for Windows XP, Vista, 7, 8, 10, How to check for HDD/SSD failures – Guide for Windows XP, Vista, 7, 8, 10. With newer Windows 8 PCs that are designed with UEFI support, the BIOS or firmware often has an option that specifies if the computer can boot into regular operating systems and recovery tools, or if it can boot exclusively into newer UEFI operating systems and environments. 4. Turning on Legacy Boot Support There is no point discussing Rufus or other solutions if the MoBo wont display USB as bootable device. Accessibility. Select file, Properties, Compatibility, Compatibilty mode, Check "Run this program in compatibility mode for: " Select Windows 7 or even Vista and finally "Apply" on bottom right of window. Step 3: Enter the configuration of "Boot Option #2 " -> Select the proper device. Thanks a lot! 12/28/2019 by Hi everyone! Have you tried "load optimized defaults" when exiting BIOS to see if this restores the BIOS functions to default factory values and resets the BIOS so that it will work with Legacy USB support enabled? We are supposed to be free to install the %#*@ OS that we want! Step 1: Enter the BIOS configuration of the system. Legacy boot mode does not normally support partitions greater than 2TB in size, and can cause data loss or other problems if you try to use it normally. In Win 10 go to Settings > Update & security > Recovery >Click Restart Now > under Advanced startup > Click Troubleshoot > Click Advanced options. I have the same problem. (click on image to enlarge for better viewing). The high performance electronics repair kit. However, it could be any of the one hundred other keys on your keyboard. wait please.. The option you’re looking for has many names, (depending on the make and model of the PC or laptop and the EFI firmware). The keyboard shortcut F10 is often synonymous with “save and exit” but you should make sure before using it. Install and then apply the above to then executable file from Programs Files folder or Programs Files (x86) folder. With newer Windows 8 PCs that are designed with UEFI support, the BIOS or firmware often has an option that specifies if the computer can boot into regular operating systems and recovery tools, or if it can boot exclusively into newer UEFI operating systems and environments. Now, when you are inside, go to the Boot section and change the mode from UEFI to Legacy mode or BIOS-compatible or Legacy BIOS mode. shows up on your BIOS splash screen, you will have the option of pressing a special key. Below are instructions for turning off Legacy Boot on most PCs and laptops, as well as specific instructions for certain brands of laptops. There might not be an option to enable the CSM, I've seen newer computers that did not have that option. If it has, tell me please, where I can find it in win7. If legacy boot mode (also known as “CSM boot”) is enabled, UEFI boot mode is automatically disabled or de-prioritized. 9. 1. DO NOT RELEASE the F2 button until the BIOS screen display. October 27 by Motherboard: asus P8P67 PRO (REV 3.1). It’s important that you choose the “save changes and exit” option! There are no options for selecting legacy boot. Now, when you are inside, go to the Boot section and change the mode from UEFI to Legacy … Terms — This key changes from PC to PC, it all depends on your PC’s make and model. Add 2 images with my uefi bios and another one found in the internet. If program is quite old try Windows XP mode if the others don't work. It must be in “boot” menu, but I have nothing there. Another possibility I suppose is that if you disable Secure Boot (which you can't use with Legacy mode), then Legacy Option ROM support is automatically enabled even if it's not shown anywhere. Immediately after powering up your PC, as soon as the manufacturer logo (e.g. If the Bios have ONLY UEFI (no Legacy option), you can boot from USB if is formatted FAT32 and not NTFS (or to make UEFI bootable DVD/CD). I used linux default disk image writer and the bootable usb worls fine on my friends laptop but not in my asus q406da zenbook. One such screen is visible to the right, note the legend in the top-right corner indicating F2 will start the BIOS setup and F12 will present the boot selection menu.