Bootable devices are vital for starting up computers and are crucial in loading the system software. The hard drive is the most popular boot device; other devices also used are the CD-ROM drive, Floppy disk drive, DVD drive, and USB jump drive.
Suppose the boot device (hard drive) cannot function appropriately by copying the boot files and drivers required to load the operating system (Windows). In that case, a “No Bootable Device” is encountered as the hard drive cannot read the software needed to start the computer. No Bootable Device Acer
Why Do I Get a “No Bootable Device” Message On My Acer Laptop?
“No Bootable Device” is displayed if your Acer laptop is not detecting any hard drive connected to it or any other bootable device to load the operating system.
What Causes No Bootable Device In Acer? (Reasons)
The message “No Bootable Device” is a notification that indicates the absence of a detectable hard drive to load the operating system. This issue may be a result of the following:
- Bad sectors on the primary hard drive.
- Boot partition lost.
- Corrupted system files.
- Hard disk failure or corrupted MBR (Master Boot Record)
- Incorrect boot order.
- Partition is not set as active.
- Some other unknown causes.
11 Methods To Fix No Bootable Device In Acer Laptop Easily (Solutions)
Several methods can be applied to fixing a “No Bootable Device” in Acer laptops. To troubleshoot this issue, you can try the following 11 methods.
Method 1: Disconnect All USB Peripherals
There is a high probability that the USB devices connected to the Acer laptop might be causing the “No Bootable Device” error, thus preventing the system from booting up. To resolve this, you can try to disconnect all your linked USB peripherals to your system, keyboards and mouse included. Try rebooting after doing this.
Method 2: Check For Loose Cables
It may be that your Acer computer has loose cables. During Windows startup, you might get a prompting that displays “Error,” which may result from loose connections within the system.
To resolve this issue, turn off your laptop and open the computer case; check if all the cables are tightly and correctly connected to the motherboards and system hard drives. After that, restart your laptop to see if the problem is solved.
Method 3: Set The Right Hard Drive As The First Boot Device
“No Bootable Device” is encountered when an unbootable disk has been connected to your Acer laptop. To correct this issue and ensure the safety of your device, you need to alter the boot order and set the disk that loads the system frameworks as the bootable device. You can do this simply by following these simple steps;
- Press the power button for 5 seconds to turn off the system. Then, power on the system. When the primary logo screen is displayed, press the F2 key to enter BIOS.
- Navigate to the “Boot” tab using the arrow keys and change the boot order settings to enable the hard drive to become the first boot.
- Follow the instructions in the BIOS utility to navigate to the “Exit” tab.
- Search and select “Exit Saving Changes” to save the alterations you made to the boot order.
- Follow the on-screen prompts to restart your laptop.
Method 4: Reset The Primary Partition as Active
No bootable device in Acer occurs if the primary partition is not fixed or set “active.” You can reset your primary partition as active via the disk part and run a few commands.
- Insert the Windows installation media into your PC and boot from it.
- Choose the language and region, then click the “Repair your computer” option.
- In Windows 10, 8.1, or 8, select “Troubleshoot” in the installation media and then “command prompt.” For Windows 7 installation media, select the first item in “System Recovery Options” and Windows 7 as the OS.
- Click “Next” and then “command prompt,” type the following command, and then click “Enter.”
- select disk 0: 0 indicates the system disk number
- list partition 1: 1 shows the system partition number
With this, the system partition is set to active. Exit and close the command, then restart your PC.
Method 5: Run SFC Command to Repair Corrected Boot Files
The System File Checker (SFC) is a tool built into modern Windows versions. It allows you to fix corrupt system files in Windows.
You can run the SFC command to analyze and repair corrupted system files here.
Press the Windows + x shortcut key combination to launch the command menu, select the command prompt (Admin), and run the following command:
- sfc/scannow/offbootdir=c: /offwindir=c:windows
If the problem persists after executing those two commands, you may have to apply a DISM scan. Try executing this command:
- DISM /Online /Cleanup-Image /restorehealth
These commands will prompt the system file checker utility to analyze the integrity of the Windows system files and repair them if required. Once the process is complete, reboot your PC.
Method 6: Fix Damaged MBR
MBR is the information in the first sector of a hard disk or removable drive, and it contains a program that reads the boot sector record of the partition, which includes the OS to be loaded. If this system malfunctions, your windows cannot boot up and receive error messages like “No Boot Device.”
Fixing MBR can help to resolve this issue. Access the Command Prompt and execute the following command sequence:
- bootrec /fixmbr
- bootrec /fixboot
- bootrec /scans
- bootrec /rebuildbcd
After executing these commands, restart your PC.
Method 7: Rebuild MBR Directly Without Windows CD
In fixing the “No Bootable Device” problem, the Windows CD for installation is required. However, you can also resolve this issue without a Windows CD. All you have to do is follow the steps below to rebuild MBR directly without any CD.
- Download the freeware and then install it on your Windows computer.
- Run the AQMEI Partition Assistant Standard and click the “make bootable media” wizard option.
- After that, insert the bootable USB into the Acer computer with no bootable device error.
- This will display the option to “Rebuild MBR”; select it.
- Return to the main interface, and click “Apply” and “Proceed” to begin Rebuilding the MBR.
Method 8: Recover Lost Boot Partition
Peradventure, your system partition is mistakenly deleted, and the “No Bootable Device” error message might also be displayed. An upgrade to AOMEI Partition Assistant Professional can help to recover lost or deleted boot partitions.
- Start a new bootable media and boot Acer from it.
- Click on “Partition Recovery Wizard.” This can be found in the “All Tools” option.
- Choose the disk that contains the lost boot partition.
- Select a search method for the lost boot partition.
- Select the lost partition and click “Proceed” to retrieve the lost boot partition.
Method 9: Normal Booting Menu through F12 Keys
The F12 boot menu allows you to select whichever device you prefer to boot the computer Operating System simply by pressing the F12 key during the Windows Power On Self Test (POST) process.
No boot device error message can be resolved through the BIOS option. Open the BIOS option by pressing your Acer keyboard’s BIOS key (F2). When BIOS Setup is launched, “Enable” the F12 Boot Menu under the “Main” section.
Method 10: Enable Legacy Boot
Power your Acer laptop and launch the BIOS setting to enable the legacy boot option. Apply the following steps once you’re in.
- Choose the Main Tab in BIOS.
- Enable the F12 Boot Menu setting if they are disabled.
- Select the Boot Tab on display.
- Change the Boot settings to Legacy boot and press the Enter key.
- Press F10 to save the changes made, and then exit BIOS.
- Press Enter to confirm and reset your primary partition as active.
If the option for primary partition is deactivated, it will result in “No Bootable Device” in the Acer System. The command to run to set the section active has been highlighted in Method 4.
Method 11: Run A Check Disk Scan
If the aforementioned solutions cannot suffice to handle the problem, then you have to run a check disk scan by pressing the F11 hotkey and apply the following steps:
- Launch the Advanced options menu via the Troubleshoot options and then choose Advanced.
- After that, select Command Prompt.
- Input this command: chkdsk c: /f /x /r
- Press the Enter key on your Acer keyboard to run the disk scan.
What Is The Boot Menu Key For Acer Laptop?
F12 is the boot menu key for accessing the boot menu on your Acer laptop.
How Do I Restore My Acer Laptop To BIOS?
Restart or reboot your Acer laptop by holding the power button for 10 seconds. Then, as the system starts up, press the Delete key to enter the BIOS. After that, follow the on-screen instructions to restore your Acer laptop to BIOS.
What Is Acer BIOS Key?
Press the F2 key to enter BIOS once the Acer powers on, as soon as the first logo screen is displayed.
How Can I Enter BIOS If The F2 Key Is Not Working?
You pressed the F2 key at the wrong time.
Ensure the device is turned off and not in sleep or hibernate mode. After that, press and hold the power button for five seconds, then release. The power button menu should follow this: press F2 to enter BIOS setup.
If, after doing this, you’re still unable to access BIOS, the issue is likely your keyboard or the lack of keyboard drivers before the computer reboots. You can try another keyboard or port to determine the cause.
How Do I Get Out Of Boot Menu?
Press the “ESC” key on your keyboard, and when you’re prompted with a “YES” or “NO” option, select yes.
The steps outlined in the “No Bootable Device Acer” problem should effectively solve and handle the system error.
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