Settings: In the settings, two items are included: General and Processing

 

In the general setting, you can do follows:

 

Choose the language you use during converting the videos;

Choose the Snapshot Folder and Temp Directory

Select the Default Format you need.

 

In the processing, you can do follows:

Select the Customize CPU core number, 1 or 2

You can choose wether you use GPU encoding or not.