Help, how do I use Submux gul and Vob2sub gul?

[THE Encoder]

I wood like to get the guides on how to use Submux gul and Vob2sub gul becomes the I-Author subtitles do not work on my friends standalone dvd players. I have tried it on a pioneer, Samsung 611 and a Kendo and it did not work, but it works great on my Kiss 1302 dvd player. I have put two subtitles and two audio tracks on 3 cd-r its like a dvd movie. P.S thank you for your help in advance.

[THE Encoder]

I-Author subtitles do not work on my friends standalone dvd players. I have tried it on a pioneer, Samsung 611 and a Kendo and it did not work, but it works great on my Kiss 1302 dvd player. I have put two subtitles and two audio tracks on 3 cd-r its like a dvd movie.