When you attempt to open an unknown file type in Windows it will show an option to use the web to identify the appropriate program. This tweak allows you to disable this behavior.
Open the Windows Registry Editor (regedit.exe) by clicking Start, then Run, then in the open box type regedit and click OK.
Browse your registry and find the key:
To enable this setting:
Create a new (or modify the existing) Dword value called NoInternetOpenWith, and set the value to 1.
To reset this setting to the default value:
Highlight the value NoInternetOpenWith and click Edit > Delete in the menu bar.
Close the Registry Editor by clicking File > Exit in the menu bar.
To activate this tweak please close all instances of explorer.exe, or wait until the next reboot.
Disclaimer: Making any changes to your system can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from these modifications can be resolved. Please follow the instructions carefully and use the information provided at your own risk.