After upgrade to Windows 10, if your laptop is not starting up and is in never-ending loops of restart then it shows inaccessible boot device. Inaccessible Boot Device or stop error occurs when a driver running in kernel mode encounters an error from which it cannot recover. This is usually caused by an illegal operation being performed. This error is associated with the lost access to the system partition during startup.
The only safe action the operating system can take in this situation is to restart the computer. As a result, data may be lost, as users are not given an opportunity to save data that has not yet been saved to the hard drive. This error is one of the most common blue screens of death errors. This error occurs during Windows startup as if Windows cannot read data from the system or boot partitions.
If you ignore this error on regular basis and don’t take any steps to resolve this issue, then your system may face some serious issues and may lead to system failure. So never ignore these types of error and take sudden action for solving the issues. Although this problem is resolved by Microsoft in their latest update of Windows 10, if you have not updated your Windows and want to, then read this article: How to Update to Windows 10 Creator Update.
It happens frequently while upgrading to Windows 10. Faulty disk controller drivers are often the cause, and sometimes due to hard disk errors. If you encounter this error with Windows 10, try solutions here to resolve it.
Steps to Fix Windows 10 Inaccessible Boot Device error
Correcting the Inaccessible Boot Device Error is not a huge task. You can easily solve it by following the below mentioned easy steps. The steps described below are accurate and will surely work with every Windows 10. So, to get rid of this error, just follow these steps.
Step 1: Sometimes booting device may at fault, in that case, you need to edit the boot options. You can change the BIOS by powering up your device and hitting one of the functions or ESC keys, but make sure to check your manufacturer’s support website for more information.
Step 2: Simply remove all the external hardware connected to your system such pen drives, USB, DVD.
Step 3: Check your disk firmware version, whether it is compatible with Windows 10 or not. If not, then you have to update to the latest firmware version.
Step 4: Restart your computer if you recently added a driver. It is the recommended step after installing any software on your system.
Step 5: Once your computer is restarted, simply enter the Advanced Boot Options menu and select the Last Known Good Configuration option.
Step 7: And then simply boot Windows 10 into Safe Mode and try rollback or a system restore.
Step 8: If you think that this error is associated with the hard disk corruption, then you can Run Chkdsk /f /r on the system partition.
Step 9: If you still cannot boot into Windows, then use the Recovery Console and run Chkdsk /r or otherwise simply run Chkdsk from the Repair Console.
Step 10: When you are upgraded to Windows 10 and still you are seeing the same error on your screen, then, download and use Media Creation Tool, using another computer and save it to a USB device.
Step 11: Once your USB is loaded with Windows 10 use it to perform a clean install, simply by clicking on the setup file or booting from the USB and follow the messages seen on your screen. And if you are asked for a product key, then either enter your product key if are having it otherwise click on Skip this step. Windows 10 will automatically activate itself when you sign in with your Microsoft account.
Step 12: And if your problem still occurs then you have to install your earlier Operating System, viz. Windows 8.1 or Windows 7 operating system, and activate it, and then upgrade to Windows 10, activate it and then clean install Windows 10 using ISO.
This is all for this article. Hope these methods help you a lot to Fix Inaccessible Boot Device error in Windows 10. Your problem may be solved using any of the above steps or it will take time by trying all the methods and finding the best solution for your problem. But, from my recommendation, you can try all the above mentioned methods as it will solve the problem permanently.