How to Adjust FOV
Since there is no FOV slider in the initial version at least, you will have to modify the .ini files if you want to increase it.
Find the file Engine.ini in
1. Create a copy of the original just in case.
2. Open the file and add lines:
3. Save the file and open its Properties, then make it Read Only.
Note that you can set the value to a different one like 65/70/etc.