How to enable legacy boot in acer. Save changes and exit the BIOS.

How to enable legacy boot in acer I did put a supervisor password at enabled secure boot, but every time I boot up my laptop, it still says in the System Information that the Secure Boot State is Off. Why won't my aspire 3 let me use legacy? Ive done all the tutorials, set supervisor password and disable secure boot. Sep 23, 2018 · My Model is the Aspire A717-72G and I try to figure out how to change the boot mode from UEFI to Legacy in order to install another OS. I have set a supervisor password in order to unlock the option to disable secure boot, disabled secure boot, saved and exited the "bios", re-entered the bios to find that it is still hard set to UEFI boot mode still and I am… Nov 16, 2022 · I bought an ACER Aspire 5 A515-45-R42F notebook with UEFI bios and Windows 11. Alternatively, you can use the Command Prompt to quickly make these changes. No bootable device error indicates a missing or corrupted bootloader, I recommend bringing the laptop to Acer Services to reset the system to factory default for a small service fee, Jan 9, 2020 · This has driven me crazy. As I cannot find useful hints I hope that you might find a solution. This allows the system to boot from older devices that don’t support UEFI. I have this problem that I can't change from UEFI to Legacy Boot. Secure Boot is a feature designed to prevent malicious software and unauthorized media from loading during the boot process. Nov 12, 2020 · This discussion was created from comments split from: Aspire 5 A515-44-R3T5 Boot Mode - How to enable legacy boot in Bios. A 'BIOS' update from Acer did enable the Legacy boot mode choice. With Legacy Boot Mode enabled, your Acer Aspire should now detect bootable USB drives. The parameter that will work for this can go under a variety of names: Launch CSM, CMS Boot, UEFI and Legacy OS, and CMS OS Dec 31, 2023 · Secure Boot which ensures security standard deactivation and can normally be found in Security, System Configuration and Boot tabs. Then it could not boot the windows because there was no boot option to select UEFI Boot mode. But I can't find the legacy option to boot from my usb. Thanks for your help. I've: Set a password changed Secure Boot to disabled saved changes I've also tried to change to Legacy mode but even with the above changes I have no Legacy… Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Support for Secure Boot was introduced in Windows 8, and also supported by Windows 10. I am trying to boot Linux from a USB flash drive and not having any success. How to fix secure boot option grayed out in bios, disable secure boot uefi Windows 7/10 hey guys, here’s how to solve Secure Boot option grayed out in UEFI mode or unable to disable secure boot. Jan 15, 2024 · Key notes To enable S3 sleep, you need to disable Modern Standby from the registry. Secure Boot enabled on your computer may cause Legacy boot to be greyed out. How To Enable UEFI Security Boot and TPM 2. Mar 12, 2025 · Acer Aspire 5: Performing Legacy Boot with UEFI System (32-bit EFI Disabled) In this article, we will guide you through the process of performing a Legacy Boot on your Acer Aspire 5, even when the UEFI system has disabled the 32-bit EFI boot. Power on the system. Aug 24, 2022 · This post presents ways to boot to UEFI or Legacy BIOS Mode on Windows 11/10. Nov 12, 2025 · Set Boot Options (GBB Flags) This script function allows one to change the timeout for the Developer Mode boot screen (2s or 30s) and the default boot target (ChromeOS or Legacy Boot Mode). Step-by-step BIOS access keys, methods, FAQs, and troubleshooting. Save changes and exit the BIOS. acer bios menu - acer bios menu. the link below is for the thread with all the info an so on thanks… Jul 18, 2025 · If you’re trying to enable Legacy Boot mode on your system but find the option grayed out, you’re not alone. If you want to boot in USB then open bios setup →First disable secure boot (you may need to set supervisor password to enable this option+ →Enable F12 boot option save and exit bios setup →Change USB partition to GPT (you can use rufus) Jun 27, 2022 · Unable to enable Secure Boot? Follow these solutions if the Secure Boot option is grayed out in BIOS on your Windows 11/10 computer. Any help on this would be greatly appreciated I use an Acer s50-53 laptop on windows 10. //Edited the content to add model name. Is there any way to enable legacy mode? Mar 26, 2025 · Why should I enable UEFI on my Acer laptop? Enabling UEFI on your Acer laptop can bring several benefits, including improved performance, faster boot times, and enhanced security features. Oct 4, 2023 · Enable the “Launch CSM” option. Feb 25, 2024 · Of course, it's possible to press F12 to choose the boot system every time I boot, as the Acer service center told me that it's the only way, but it's too much to do that every time I boot, I essentially wanted to switch boot mode to legacy in BIOS so I could order boot. With just a few clicks, you can get your computer up and running from a bootable USB drive, perfect for troubleshooting or reinstalling Windows. I tried many things I found online like pressing CTRL+S, disabling Secure Boot, but none of them didn't work. If you’d prefer to not change your Chromebook BIOS, there are a few more supported methods that are on specific Chromebook models. Enabling the F12 function: }}}}}}DON'T CLICK : https://www. 3810 bios. If your not able to boot using a usb flash drive or if bios options like secure boot and AHCI are missing or grayed out , then this video is for you. (Solved) #Legacy #Boot_Option #Greyed Out And Legacy Option ROMs Cannot Be Enabled With PTT Enabled In this video I tried to fix Legacy Boot Option Greyed Ou Aug 10, 2023 · Learn about CSM Support and how to enable or disable Compatibility Support Module (CSM) and when to use it for booting Windows or legacy systems. In this quick video tutorial i show you with this 2022 2023 Acer Travelmate Laptop (in this video i use a Travelmate Vero TMV15-51-57) and most of the other Acer Travelmate laptops from the last This site is designed to provide background info on ChromeOS, Developer Mode, and Legacy Boot Mode, as well as info on modifying/replacing the the firmware on your device in order to better meet your needs. Press and hold the Power key for five seconds to turn off your device. Jun 13, 2014 · Problem solved. I only found windows boot manager (Toshiba) and secure boot option there. BIOS Mode UEFI or Legacy Aug 21, 2020 · I have been setting up a few new laptops and have a problem with an Acer Aspire 5 A515-44-R3T5 with bios version 1. I have searched around to try and see how to enable this so that i switch over to Legacy mode so it can see the USB. ly/39JJmjmHow to disable secure boot to remove Linpus Linux from Acer Nitro 5 Apr 2, 2024 · how change boot mode from UEFI to Legacy in BIOS? I set a password and the button is still locked !! predator helios neo 16 Predator PHN16-71 BIOS Version: V1. See full list on neosmart. If anybody knows how to fix this, that will be very… In this video, learn how to enable Legacy Boot in Dell BIOS. Below are instructions for turning off Legacy Boot on most PCs and laptops, as well as specific instructions for certain brands of laptops. Nov 12, 2024 · On Acer laptops, the boot menu is usually a part of the BIOS and can be accessed directly (if enabled) or from within the BIOS settings. I been on all the videos on youtube and i can't seem to find out how to change this boot mode. Machine should now boot Win10 installation menu from USB pendrive. Some help would be much appreciated {Thread was edited to add model name to the title} Mar 3, 2023 · You can fix the grayed-out Legacy boot option in BIOS by disabling Secure Boot and Trusted Platform Technology. However it seems the boot from legacy option in the Bios Boot menu is not there?!?! I've disabled secure boot, but I cannot select the USB drive to boot from still, it only shows the Windows Boot… Learn how to unlock the advanced BIOS menu on your Insydeh20-based motherboard with this step-by-step guide. If you're looking for information on how to run Linux or Windows on your ChromeOS device, you've come to the right place. Follow menu instructions. We will Feb 4, 2020 · I'm trying to reinstall windows (pro version instead of home version) using a bootable USB drive on my newly bought Swift 3. The instructions provided in the Crunchbang forum assume you can boot the installation media And the Crunchbang developers have yet to release an EFI-bootable image. Under the boot tab, there is a line saying "Boot mode", and when May 7, 2025 · However, some users may need to access older operating systems or tools that require Legacy Boot (also known as BIOS Boot). Nov 14, 2025 · Learn how to enter BIOS in Windows 11 on HP, Lenovo, ASUS, MSI, Gigabyte, and other PCs. Aug 17, 2019 · Some Acer laptops are notorious for requiring users to set a supervisor password before they can do things like disabling Secure Boot and/or enabling Legacy Boot. If you’re one of those users, this detailed guide will walk you through the process of enabling Legacy Boot in Windows 10 and 11. Plug in the USB Drive that contains the operating system files. I need to know if it’s possible for me to enable legacy boot and how to do it on my computer. I have tried to change the Boot Mode from UEFI to Legacy but i can't even change it, the text was gray all the time. You may download the BIOS from Acer at Download Acer support drivers. Older Acer laptops generally rely on traditional BIOS, so if the boot menu isn’t responding, enter the BIOS using the F2 key, enable the boot menu, and save your changes. Forgot the password and need to remove it, but in order to do that i need to run my dic to run my password recovery software. Once USB booting is enabled, boot from the USB disk by pressing Ctrl + U in the Developer Mode startup screen. acer boot menu key step by step. This is How To Fix Secure Boot Is Not Allowed If Legacy Option ROMs Allowed This instructions in this video tutorial can be applied for laptops, desktops, computers, and tablets which run the Windows 10 Nov 10, 2020 · Trailblazer Accepted Answer Nov 10, 2020 @ethio New bios no longer support legacy mode. 1. We’ll walk you through the steps to access BIOS settings, change boot options, and enable Legacy Mode to ensure compatibility with Jan 24, 2022 · I have set my Chromebook Acer C721 in developer mode, and permitted USB booting via sudo crossystem dev_boot_usb=1 dev_boot_legacy=1. 13 [Edited the thread to add model name to the title] Did you ever figure how to boot into legacy mode? I have an Acer Aspire 3 and after setting supervisor password, disabled secure boot, but legacy USB drive isn't visible. The parameter that will work for this can go under a variety of names: Launch CSM, CMS Boot, UEFI and Legacy OS, and CMS OS Could anyone tell me how to enable legacy bios this is a new machine and i want to go from windows 8 to win 7 as i much prefer win 7. Setting the boot target to Legacy Boot removes the requirement of pressing [CTRL+L] at boot; instead, you must press [CTRL+D] to boot ChromeOS. I don't have this option. You can fix the issue by disabling Platform Trusted Technology and Secure boot. It does not show security or legacy boot option. I converted my drive from MBR to GPT by using AOMEI. As shown in the picture, Only UEFI appears in the menu. Power on the system and begin tapping the F2 Key to enter the BIOS. Enable the load legacy option ROM. … Nov 2, 2022 · Turn PC on and immediately tap DEL or ESC key to enter BIOS menu. When the PC starts, the firmware checks the signature of each piece of boot Jul 4, 2020 · How to Restore a Chromebook’s Original BIOS If you are on this tutorial, you have probably installed Windows on your Chromebook and you want to change it back to Chrome OS. May 15, 2018 · Hi, After disabling the Secure Boot you can change UEFI to Legacy mode. Feb 4, 2020 · I'm trying to reinstall windows (pro version instead of home version) using a bootable USB drive on my newly bought Swift 3. After creating a USB boot stick with the installer (e. 06 In the bios under option "boot mode" I can't select legacy, it shows up as an option but is greyed out, only UEFI is selectable. May 18, 2023 · I wanted to switch to Legacy boot mode and on opening the BIOS utility, there is no option to switch to Legacy boot mode. Apr 2, 2024 · how change boot mode from UEFI to Legacy in BIOS? I set a password and the button is still locked !! predator helios neo 16 Predator PHN16-71 BIOS Version: V1. Then tells me this laptop is not capable of legacy and I should… Dec 31, 2023 · Secure Boot which ensures security standard deactivation and can normally be found in Security, System Configuration and Boot tabs. Completely shut down your computer. What should I do? Hi, my acer nitro laptop is about 1 months. With UEFI, you can take advantage of advanced features such as Secure Boot, which helps to protect your system from malware and other security threats. No bootable device error indicates a missing or corrupted bootloader, I recommend bringing the laptop to Acer Services to reset the system to factory default for a small service fee, Apr 29, 2024 · When i opened my laptop only show no bootable device. Acer spec: Acer Nitro AN515-57 You can see all the BIOS image below: (The image Acer Nitro 5 Laptop How to Disable Secure Boot & Enable Boot Menu to Boot From Unsigned Boot Devices It's Binh (Been) Repaired & Everything Reviewed 52. I can change secure boot enabled/disabled. When i check the bios is only UEFI and haven't Legacy Boot? - Acer Aspire 3 A315 Are you struggling to enable or disable Secure Boot on your computer? In this step-by-step guide, I’ll walk you through how to configure Secure Boot settings step 1 completely shut down your laptop step 2 Power on the system and press F2 Open BIOS step 3 set bios password step 4 disable secure boot step 5 Disable bios Password # Zach Consoleking Mar 25, 2021 · 2 According to the post How to enable Legacy Boot on Aspire A515-54, the solution is to install the latest BIOS version. We will Jan 11, 2024 · In this post, you will learn how to check if your PC is supported with Secure Boot, and how to temporarily disable Secure Boot on XiaoMi, HP, ASUS, Dell, Acer laptop. You may need to do this if you are trying to boot from a CD or USB drive. Are you sure those are the right specs? I know that UEFI 3. How to Enable Acer Boot menu Acer F12 boot menu Enabling in a few steps. This option is enabled by default, but can be turned off in UEFI / BIOS. I don't know what to do anymore so I went and asked here. Boot only shows one bold option - UEFI. I am using an Acer Aspire 3 A315-23. To install a Windows 7 on a UEFI-BIOS laptop you must deactivate Secure Boot in UEFI-BIOS and also make sure to start Compatibility mode. As soon as the first logo screen appears, immediately press Delete to enter UEFI / BIOS. Pick USB from the list, and Can anyone help me boot from USB on a new chromebook? I have an old chromebook (Dell Chromebook 11) which I set up to run TailsOS from USB, using sudo crossystem dev_boot_usb=1 dev_boot_legacy=1 I recently got a Chromebook C214M and I'm stuck! We would like to show you a description here but the site won’t allow us. a simple guide on how to ENABLE your CSM or your LEGACY MODE on your BIOS Nov 23, 2024 · Secure boot is built into the BIOS which disallows booting from an unknown file, so no root kits. 13 [Edited the thread to add model name to the title] Mar 30, 2020 · Having issues switching to legacy boot mode on a ES1-533 Acer laptop I am trying to troubleshoot. Includes instructions for both UEFI and legacy BIOS. net Mar 12, 2025 · In this article, we will guide you through the process of performing a Legacy Boot on your Acer Aspire 5, even when the UEFI system has disabled the 32-bit EFI boot. I'm This video will demonstrate how to change the BIOS mode from UEFI to Legacy mode. Legacy Boot Mode has a dedicated firmware region, RW_LEGACY, which is designed to be user-writeable (hence the 'RW' notation) and is completely separate from the ChromeOS portion of the firmware (ie, it is safe to update and cannot brick the Aug 8, 2024 · The BIOS in the Acer Nitro ANV15-41 only supports UEFI mode and does not include an option for Legacy mode. In this tutorial, I Nov 24, 2016 · The only diiference is that im just trying to enable legacy boot, just to be able to change the boot order on my pc to boot from my disc. This can be frustrating, especially if you I am using an Acer Aspire Cloudbook 14 AO1-431-C8G8This method works if you're booting from usb and your device is not coming up Oct 4, 2023 · Key notes The legacy boot is used by BIOS firmware and can be enabled via Windows BIOS. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Any help would be appreciated, Fix "Default Boot Device Missing or Boot Failed" Error: https://bit. I have already tried setting a supervisor password in security and disabling secure boot, but it makes no difference. Jun 6, 2020 · Please Help! I'm trying to enable legacy mode on my aspire A515-54. Take a look! Nov 28, 2024 · You may encounter the “Legacy Boot is greyed out in BIOS” issue in Windows. ly/39ujom7 I added this video again and it goes faster to the solution and has better MIC sound here: • No Legacy Boot Options Sep 1, 2022 · My laptop is eMachines d729z core i5 M520 with 8Gb RAM and 240Gb SSD I used windows 10 pro. In this quick video i will show you how to boot from USB stick and enable the boot menu (F12) in the Bios (F2). This means that I would in fact need legacy mode to install the OS and then following those instructions, make it UEFI-bootable. . May 25, 2022 · Throughout the internet, you can see an UEFI/BIOS Boot Mode option (or something similar) present in the BIOS, so one can switch between UEFI and Legacy BIOS mode. Learn how to boot your Acer Aspire 5 from a USB drive with this easy step-by-step guide. Press F10 to save and exit. 0 on Acer laptop Cap Trong Nam - How To 169K subscribers Subscribe Nov 24, 2012 · Start the machine and hit F2 to get to BIOS. Shut down the machine and start it again with the USB device attached. Then, after the next reboot, at the developer mode warning, I t If your Acer Computer is stuck in a No Boot Device, Bootable Device Not Found, No Bootable Device error or other boot up issues, this video will help. Second try, I try to boot with using USB Windows 10 however it went blank blue screen. You will also learn how to disable UEFI or BIOS on your PC. 15” bios file… Apr 22, 2024 · Respond to the prompts appropriately, and the legacy code will be uploaded to your Chromebook's BIOS. This may be labeled “Legacy Support” or “Compatibility Support Module” on some models. First gave me instructions to enable legacy. 6K subscribers 773 1 day ago · Learn how to open BIOS in Windows 11 with our step-by-step guide. In this video I show you how to enable the boot menu on an Acer laptop so you can boot off of any bootable device. But only see Boot priority order sub-menu. How can I enable it, I need it to set up various Linux distros that must be booted using non-uefi mode. Oct 8, 2025 · Bootable media from previous versions of Windows may not be recognized by your Windows 8 desktop. This is a common issue, especially on newer PCs with UEFI firmware. how to enable boot menu on acer aspire laptops. ️ABOUT THIS VIDEO Hello everyone, welcome back to the channel. … In the BIOS you can select between « UEFI » and « Legacy » Legacy protocol is mostly used to install operating system such as Windows 7 and under. Once you see it, select it and press Enter to access the hidden menu, then select Legacy from the available options. Thank you PS: I should know soon to make use of the right of withdrawal. Today i will show you how to change your BIOS, to install your Windows! for ACER 1)First you need a bootable stick : • How to make a bootable USB! 2)If you have problems with 'A required CD/DVD Jun 6, 2020 · Please Help! I'm trying to enable legacy mode on my aspire A515-54. I can't figure out how to enable boot from usb. No Legacy Boot Options , Boot Device not found in Boot Options HP Notebook Core i5 10th Generation#technology #howto #technogamerz How to fix No Legacy Boot Jan 27, 2019 · Secure mode is disabled of course, and there is no legacy mode. Also, when you want to boot from a USB stick, make sure to change the boot order in the BIOS settings to prioritize the USB stick. Press F12 on boot to get the legacy boot options. g. Does anyone know how to fix this? Thanks in advance. May 12, 2022 · I want to install windows 11 from usb. Is the Boot Mode option grayed out in your laptop’s BIOS menu? Can’t switch between UEFI and Legacy Boot or boot from USB? In this step-by-step guide, I’ll show you how to unlock and change If legacy boot mode (also known as “CSM boot”) is enabled, UEFI boot mode is automatically disabled or de-prioritized. In order to boot from a USB device on an Acer UEFI system you have to first enable the boot menu in the BIOS, it is disabled by default, then use that boot menu to choose which boot environment to use. Chromebook’s Recovery Mode also lets you recover your system from a USB disk. But it's impossible to change the boot mode from UEFI to Legacy into the bios version R01-A2! I have create a supervisor password, save and exit but still nothing. 5 days ago · This script function also sets the flags to force-enable Developer Mode (so you don't accidentially exit it) and force enable Legacy Boot Mode (so you battery dying doesn't reset the crossystem legacy boot flag). Which exploitation systems do you want to dual boot Aug 29, 2023 · How to Enable or Disable Secure Boot on Windows 10 PC Secure Boot is a security standard developed by members of the PC industry to help make sure that your PC boots using only software that is trusted by the PC manufacturer. I disabled the secure boot, save and exit, still… Legacy Boot is Greyed Out in BIOS [Fixed] When it comes to booting up your computer, the BIOS (Basic Input/Output System) plays a critical role. However somehow it went restarted on its own a couple hour ago. ly/39ujom7 I added this video again and it goes faster to the solution and has better MIC sound here: • No Legacy Boot Options Feb 4, 2020 · But unfortunately, I cannot find UEFI/Legacy Boot menu or Secure Boot disable/enable options on Boot tab of this specific Acer laptop. Secure Boot is a hardware-level security feature—not OS dependent. Boots keys boots manager boot menu boot men Mar 15, 2013 · Bios boot options. [Edited the thread to add model number to the title] Aug 6, 2018 · How to fix please help me , i have only UEFI and my usb can't load in bios , please help me who can . Its similar to the most acer laptops / notebooks from the last years (Extensa/Aspire). This process is usually annoying when you want to natively use FreeDOS (or similar configurations). Be sure to adjust your boot order so USB is prioritized over the hard drive. Keep the boot list option set to UEFI. Nov 14, 2025 · Learn how to enable Secure Boot in Windows 11/10 on HP, ASUS, Gigabyte, Lenovo, and all BIOS systems. Jul 25, 2021 · Hello! I have installed my personal Samsung Evo SSD to boot on this drive. BIOS entry is hardware-based, not related to Windows. Most modern laptop doesn’t offer legacy simply because the motherboard isn’t compatible. com/user/johnsode Jan 14, 2013 · Could anyone tell me how to enable legacy bios this is a new machine and i want to go from windows 8 to win 7 as i much prefer win 7. In This Video, We’ll Guide You Through The Steps To Enable Legacy Boot On Your Acer Aspire 3 Laptop. Jul 16, 2022 · On my Acer Nitro AN515-43 I have had a nightmare trying to figure out how to enable Legacy Boot. Sep 23, 2018 · Some notebook models are no longer allowing you to switch to legacy mode! Please try the below mentioned steps to boot from another OS. I have set a supervisor password, I have disabled Secure Boot, and I have enabled the F12 boot option, but the boot mode is still set to UEFI and is greyed out. the link below is for the thread with all the info an so on thanks… Feb 5, 2024 · If you’re still unable to change the boot mode, you might need to recreate your USB Windows installation media for UEFI install or change boot mode to legacy and install Windows in legacy mode. So you can sleep Feb 17, 2025 · If the Legacy Boot is greyed out in BIOS, here are some working solutions that are sure to help you fix your problem. However it seems the boot from legacy option in the Bios Boot menu is not there?!?! I've disabled secure boot, but I cannot select the USB drive to boot from still, it only shows the Windows Boot… Jan 17, 2023 · I know this problem had been raised in the forum, but even after trying all the suggestions I can't get a boot option other than Windows Boot Manager in the BIOS. I am trying to install FreeDOS but it suddenly won't change to Legacy Boot. In this video i will show you how to access the bios in most of the acer laptops and desktops and show you with basic instructions on how to change the boot section from UEFI Boot to Legacy boot. Fix "Default Boot Device Missing or Boot Failed" Error: https://bit. If anybody knows how to fix this, that will be very… Dec 9, 2021 · How to change boot mode to legacy on insydeh20 BIOSI cant go to boot mode using Arrow keys Jan 29, 2025 · However when I go to boot there doesn’t seem to be a boot legacy option. Aug 26, 2023 · I've done all the things that I've researched. Sometimes, users encounter an issue where the option for "Legacy Boot" is greyed out in the BIOS settings. Aug 8, 2024 · The BIOS in the Acer Nitro ANV15-41 only supports UEFI mode and does not include an option for Legacy mode. To re-enable the developermode press ESC - REFRESH and POWER simultaneously press CTRL D and confirm to enter developermode and agree with the compulsory powerwash. Please help me. youtube. Step-by-step guide with FAQs and troubleshooting. All recent Intel-based Chrome OS devices (starting with the 2013 Chromebook Pixel) feature a Legacy Boot Mode, designed to allow the user to boot Linux. Spoke to Acer suppoet who are the biggest waste of my life to date. Sep 1, 2022 · My laptop is eMachines d729z core i5 M520 with 8Gb RAM and 240Gb SSD I used windows 10 pro. Discover 6 proven methods to access BIOS settings. In this video I explain how to change the bios from UEFI to legacy mode on an Acer laptop N16C2 Awesome Youtube Channelsmore How to Fix Bootrec Fixboot Access is Denied http://bit. In this guide, we’ll […] Apr 19, 2023 · For older Chromebooks running Intel Sandy/Ivy Bridge or Pineview, legacy boot capability support along with using SeaBIOS is about the only way to dual boot. I'm Jun 6, 2020 · Please Help! I'm trying to enable legacy mode on my aspire A515-54. Press and hold the power button for 10 seconds to completely shutoff your computer. Jan 31, 2020 · If possible please, then I need some advices,tips,hints and help in case of unlocking “Legacy Boot Mode Hidden Option” in “Acer Aspire A315-32 ver. It's recognized, no worries. Use the right arrow Apr 1, 2014 · Restoring Legacy Boot (Linux Boot) on a Chromebook press ctrl-alt-forward to jump to TTY2 and a standard login prompt Dec 30, 2021 · Updated BIOS to newest and boot mode is grayed out (UEFI), before with older BIOS version this option was active but only variant was UEFI. Jan 29, 2019 · My Acer Aspire 4720z has v1. Disable secure boot in the boot options screen. In BIOS BOOT tab, change boot order so [USB Hard Disk] is in #1 position, first in the boot order as shown in your BIOS image below. Apr 23, 2025 · In this article, we’ll explain how to switch a Windows computer from BIOS (Legacy) boot mode to UEFI with Secure Boot without reinstalling the operating system or losing any data. Secure Boot mode is set to custom now and greyed out / inaccessible. So, this post shows you in detail how to fix this problem. In this video, I demonstrated a solution to address the issue of not detecting a boot device without the need to enable the legacy Oct 20, 2025 · To enable USB booting on a Chromebook, start up in Developer Mode and enter the USB booting command in Command Prompt. Nov 2, 2022 · Turn PC on and immediately tap DEL or ESC key to enter BIOS menu. In addition, disable Standard Standby (S0) to fix the problem. The grayed-out Legacy Boot option typically results from settings like Secure Boot or PTT (Platform Trust Technology) being enabled. Dec 23, 2018 · I am trying to enable legacy boot mode on my Acer Aspire A515-52, but when I go into boot mode in the BIOS the only option I see is UEFI. Sep 5, 2022 · Once you’re finally inside your Setup Menu, access the Boot Menu and look for an option named Boot Mode (or similar). 0 doesn’t have CSM, but I do not know if it has Legacy Bios or not, but logic would dictate it doesn’t, right? EDIT: Here a guy has the same problem and also the same type of a laptop (Acer Nitro 5) and had the bios photographed Hi I just bought Aspire A515-56G the UEFI/Legacy boot option not available in boot tab, I already disabled security boot but still doesn't show and in security tab there is a greyed security boot standard I cant access it even after setting the supervisor password, any help? Note:ctrl + s key not showing the ahci menu Apr 1, 2025 · Enabling Legacy Boot (If Necessary): In some cases, particularly with older operating systems or diagnostic tools, it might be necessary to enable “Legacy Boot” or “CSM (Compatibility Support Module)” in the BIOS/UEFI settings. I have a thread going on sevenforums and could really do with some help thanks. , Linux Mint), you can boot off the USB by pressing Ctrl-L. It initializes the hardware and starts the bootloader that ultimately loads your operating system. I saw in the comments you want to do dual boot. You can change the Secure Boot setting and it should recognize the bootable device. cdjagq pwhkc nzxwdtpb zja hetvnur cursw wsxsf puim vmuqhivf ova uecjxkp ccz vncc aiiyp ovhqsl