PortableFirefox is a light version of Firefox, which can be used directly from USB flash drive without any need to install it.
- Here's how to disable the startup screen PortableFirefox:
- In the subdirectory Other\FirefoxPortableSource, search for a file named FirefoxPortable.ini
- Copy this file into the same directory as FirefoxPortable.exe
- Then take a text editor and edit this file: