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Fixing DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD Problem with Ease

December 14 2015, 04:04am

Like a week ago, I upgraded my windows 7 to 8, but i don't really like the results, when my computer starts up, it s always pop up DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD problem and the just a Blue screen, it disappears after like 2-3 minutes. How should I do to get rid of DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD?

I suggest you to perform the methods provided below and check if it helps.

Method 1:Run SmartPCFixer to fix DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD Error.

1. Click the below button to download SmartPCFixer.

download smartpcfixer

2. Run the program, you will see the below interface.

smartpcfixer screenshot

3. Click [Quick Scan] to run a whole scan for your PC.

4. Click [Fix All] to fix DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD problem.

Method Two: To solve DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD error in time, we highly recommend you to do a free check with sfc utility.

1. To do this, click Start, type Command Prompt or cmd in the Search box, right-click Command Prompt, and then click Run as administrator. If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

sfc

2. At the command prompt, type the following command, and then press ENTER:

sfc /scannow


Reference: https://support.microsoft.com/en-us/kb/929833

Conclusions:

DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD file is really an essential files for your system. You should pay much attention to it. Above all, DNS_ERROR_INVALID_SIGNATURE_VALIDITY_PERIOD fixer is the best solution that will help you speed up computer in the shortest time.

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