Windows 7 Fails To Boot – Error Code 0x490

I have installed Windows 7 in my system for ease of my work. However, a problem rose last night when I wanted to boot my system and it failed. In addition, my system restarted itself and I got an error code of 0x490. I tried last known good configuration to fix the issues instantly but it did not work. It was a very panic situation for me that time. Nevertheless, I tried few recommended actions by the experts and it worked successfully. If you are having such issue, then you need to follow the below mentioned steps to solve it.

If problem still exists when you h tried the following, then proceed to the procedure:

1.       Last Known Configuration

2.       Startup Repair

3.       Changes in the BIOS settings

4.       Safe Mode

Unplug USB Devices:

1.       Unplug all USB devices form the System

2.       Remove Additional hardware from the System

3.       Start your System

4.       If it still does not fix the issue, then move to next step.

Run SFC / SCANNOW:

1.       You need to have a Windows 7 Installation Disc, insert it into the Disc Drive.

2.       Start the System

3.       Press any key when a message appears on your screen “Press Any Key to Boot from CD or DVD.”

4.       In next step, choose Language and Time

5.       Click Next

6.       Click “Repair Your Computer”

7.       Select your Operating System and click on Repair

8.       Click Next

9.       “System Recovery Options” dialog box will appear on Screen

10.   Select Command Prompt

11.   Type “sfc /scannow”

12.   Press Enter

Master Boot Record (MBR):

If the problem is in master Boot Record (MBR), try this:

1.       Insert Windows 7 Repair Disc

2.       Navigate to the “Recovery Tools”

3.       Select “Command Prompt”

4.       Type and Enter “bootrec.exe /FixMbr”

5.       If it is succeeded, your system will boot normally

You can also try:

6.       Type and Enter “bootrec.exe /FixBoot”

7.       It will write a boot sector on the system partition to start the Windows normally

Optimize Windows Registry:

As you know Windows registry is sensitive to get affected whenever a change is made in the system, therefore when you are logged into the Windows, optimize it with the help of reliable registry software. It will clean the registry from unused entries.

Two Common Windows 7 Problems and Their Solution

So, you have Windows 7 on your PC or laptop. You must have operated previous Windows as well but this one came out really nice. As previous versions of windows have some errors and problem; Windows 7 also has. These are not severe issues but fixing them would be of great benefit to you.

First thing first, in this article, you will be editing in registry so you must have a free registry cleaner. It will help your PC to work efficiently and speed up. Follow few tips to get more from your PC.

Windows Aero not working?

You must be aware about your graphic card either it support aero and it should be up to date but if your computer came with new Windows 7, it should not be the problem.

You can also disable aero from your registry. Go to Start Menu, type ‘run’, in this box, type ‘regedit’ and press Enter. A window will appear and browse:

 KEY_CURRENT_USER\Software\Microsoft\Windows\DWM

The value of entry ‘EnableAeroPeek’ set to 1 instead of 0.

DVD drive not found

You may experience that window is unable to find DVD drive. This issue also involves editing registry so you must be very careful about it.

To do this, go to Start menu, type ‘run’, in this box, type regedit. Once registry windows open navigate to:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class‘.

Go to ‘right hand panel delete’ now, ‘UpperFilters’ and then ‘LowerFilters’. Restart Windows and see if problem resolved. If does not then follow another procedure.

Click on Start menu, type ‘Disk Management’ and select ‘create and format hard disk partition’. Once disk management windows open right click on ‘optical drive’ and select ‘Change Drive Letter’ and Paths. In ‘Change Drive Letter and Path’ click on ‘Change’ choose new drive letter. Restart Windows and hopefully problem resolved.

In this way, you can solve common PC problems. It is not just limited to these issues but there are other lots more issue that you must be aware to avoid any unpleasant circumstances happen.