How to Fix - After upgrading from Vista to Windows 7 I cannot open many files or connect to the network because 'They are not digitally signed'?

After upgrading from Vista to Windows 7 I cannot open many files or connect to the network because 'They are not digitally signed'

Error Code0x80070241

Keys to the Problem After upgrading from Vista to Windows 7 I cannot open many files or connect to the network because 'They are not digitally signed'

Download SmartPCFixer for Free Now

1.
Put the Windows 7 installation disc into the disc drive, and then start the computer.
2.
Press a key when the message indicating "Press any key to boot from CD or DVD …".
appears.
3.
Select a language, a time, a currency, and a keyboard or another input method, and then click Next.
4.
Click Repair your computer.
5.
Click the operating system that you want to repair, and then click Next.
6.
In the System Recovery Options dialog box, click Command Prompt.
7.
Type sfc /scannow, and then press ENTER.

 
Repeat the same step for chkdsk /r /f

Run CHKDSK

• Go to the Start button.
• In the Search box, type "cmd" (without quotes) and press Enter.
• At the command prompt, type "chkdsk /r /f" (without quotes) and press Enter.
• Reboot your computer.

Another Safe way to Repair the Problem: After upgrading from Vista to Windows 7 I cannot open many files or connect to the network because 'They are not digitally signed':

How to Fix After upgrading from Vista to Windows 7 I cannot open many files or connect to the network because 'They are not digitally signed' with SmartPCFixer?

1. Click the button to download SmartPCFixer . Install it on your computer.  Open it, and it will perform a scan for your computer. The errors will be shown in the list.

2. After the scan is finished, you can see the errors and problems which need to be fixed.

3. The Repair part is finished, the speed of your computer will be much higher than before and the errors have been removed. You can also use other functions in SmartPCFixer. Like dll downloading, windows updating and print spooler error repair.

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