WIndows 7 hangs up at the Welcome screen

 

Let us run the Startup repair again at this stage, it might fix the issue.

 

Refer to the following articles for additional help on startup  repair.
Startup Repair
http://windows.microsoft.com/en-us/windows7/products/features/startup-repair

What are the system recovery options in Windows 7?
http://windows.microsoft.com/en-us/windows7/What-are-the-system-recovery-options-in-Windows-7

 

 

Please check whether you face the same issue while logging in the safe mode. It is a possibility that one of the non-microsoft application or a driver is causing this issue. Let us boot into the safe mode and check. If you are able to boot successfully in safe mode we can perform a clean boot to find the root cause.

Step 1.

1. Restart your computer.
2. When the computer starts you will see your computer's hardware being listed. When you see this information start to gently tap the F8 key on your keyboard repeatedly until you are presented with the Windows 7 Advanced Boot Options screen.
3. Using the arrow keys, select the Safe Mode option you want.
4. Then press the enter key on your keyboard to boot into Windows 7 Safe Mode.
5. When Windows starts you will be at a typical logon screen. Logon to your computer and Windows 7 will enter Safe mode.
6. Do whatever tasks you require, and when you are done, reboot to go back into normal mode.
 
If it works fine in safe mode try performing a clean boot to find the root cause.
Step 2.
You can try a Clean Boot Troubleshooting method to find which application is causing the problem.
Clean Boot Troubleshooting.  
1. Click Start, type msconfig in the Start Search box, and then press ENTER.
   User Account Control permission.
   If you are prompted for an administrator password or for a confirmation, type the
   password, Or click Continue.
2. On the General tab, click Selective Startup.
3. Under Selective Startup, click to clear the Load Startup items check box.
4. Click the Services tab, click to select the Hide All Microsoft Services check box, and then click Disable All.
5. Click OK.
6. When you are prompted, click Restart.
7. After the computer starts, check whether the problem is resolved.
 
If the issue is resolved check which third party is causing the problem, referring the link given below:
http://support.microsoft.com/kb/929135
 
Also you need to uninstall and reinstall the problem software on your computer.

Reset the computer to start as usual
 
8. After you have finished troubleshooting, follow these steps to reset the computer to start as usual:
9. Click Start, type msconfig.exe in the Start Search box, and then press ENTER. 
10. If you are prompted for an administrator password or for confirmation, type your password, or click Continue. On the General tab, click the Normal Startup option, and then click OK.  
11. When you are prompted to restart the computer, click Restart.

 

 

Hope this helps.