1. Block specific type of File (Name/Extension etc...)
Yes, you can use an application and device control policy:
Best Practices for Deploying Symantec Endpoint Protection's Application and Device Control Policies
https://www.symantec.com/business/support/index?page=content&id=TECH181679
Symantec Endpoint Protection Manager - Application and Device Control (ADC) - Policies explained
https://www.symantec.com/business/support/index?page=content&id=TECH104431
WhitePaper on Application and Device Control:
http://www.symantec.com/avcenter/security/ADC/Configuring_Application_Control_1.1.pdf
2. When the LAN is Enabled and connected on laptop, the Wifi will blocked/disable automatically.
Yes, you can use location awareness and the application and device control policy to do this
How to block all Wireless traffic when an Ethernet interface is active using Symantec Endpoint Protection
https://www.symantec.com/business/support/index?page=content&id=TECH104970
Location Awareness Video
https://www-secure.symantec.com/connect/videos/location-awareness