.NCCH File

The NCCH file extension is associated with Microosft Internet Explorer for Mac and used for cache files. The product is no longer supported.

How to open:

Unless there are suggested applications listed below the extension description, that are able to open the temporary files, there is usually no way to directly open or access temporary files as their only purpose is to store various temporary informations for the application or operating system.

How to convert:

Unless there are suggested applications listed below the extension description, that are able to convert the temporary files, there is usually no way to convert temporary files into any other file format.