How to Resolve a 'Cannot Communicate With Primary DNS Server' Error

1. Turn on the computer giving you the error. Log in as an administrator.
2. Click Start and navigate to 'All Programs.' Expand the 'Accessories' folder and right-click 'Command Prompt.' Select 'Run as Administrator'
3. Type 'netsh interface tcp set global autotuninglevel=disabled' into the 'Command Prompt' window and press 'Enter.'
4. Restart the computer to finalize the settings.