In the Command Prompt, just type following commands and press Enter to execute them. Go “Repair your computer” > “Advanced Options” > “Command Prompt” Insert a Windows Installation CD, and boot from it. If the Safe Mode and Last Known Good Configuration can’t troubleshoot your problem, you can try to fix the BCD.
Use the arrow keys to choose “Last Known Good Configuration”.īCD(Boot Configuration Data) corruption can be the cause of Windows fails to start. Navigate to “Repair your computer” > “Troubleshoot” > “Advanced Boot Options”. Power on the computer, and tap “F8” + “Shift + F8” when the logo shows up. If the boot issue is caused by driver and software update or installation, the Last Known Good Configuration should be considered. Last Known Good Configuration is a way of loading the OS configuration that booted computer successfully last time. For example, in Windows 7, just tap "F8" or "shift + F8" and you will enter "Advanced Boot Options" and choose "Safe Mode". ✎Note: In different systems, the interface and steps are a little different.
Then, you will see the “Startup Settings” interface, and choose “Enable Safe Mode” And go to “Troubleshoot” > “Advanced Option” > “Startup Settings” > “Restart”ģ. Restart your computer, and tap “F8” or “Shift + F8” immediately.Ģ. And you can start all the programs one by one on your computer, and find out the reason why your computer was unable to start by using the process of elimination.ġ. If the existing issue does not reappear when your computer is in safe mode, it means the system and basic device settings are not the cause of it. In this way, you can troubleshoot the problem. In Windows OS, Safe Mode only allows essential programs, applications, and software to start at the boot process. How to fix “your computer was unable to start" in Windows 10/8/7?īased on the reasons, you can try the following 4 fixes to one by one until the “your computer was unable to start” issue gets resolved. There are some most common reasons listed below for your reference, then we can find a correct way to fix it. To fix a computer unable to start, we need to figure out what is the cause of it. Even if you force it to restart again and again, your computer would be stuck in startup repair loop. Is there any solution to fix this problem? Thanks for your answer in advance.”Ĭauses: Your Computer was unable to startĭid you ever run into a similar issue? When you need to restart your computer, the Startup program will be automatically launched, and it says “Your computer was unable to start, and Startup Repair is checking your system for problems”. Then I did, but the Startup Repair program says, “your computer was unable to start, and Startup Repair is checking for problems, and it cannot start up normally. But when I started up the computer again, it failed, and I was told that I should do a Startup repair. Hi, I wanted to restart my computer because some programs were running slowly.
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