As the other anon said, your goal matters, but 6 months is such a short time compared to the grand scheme of things that the most important thing is to get consistent and get used to weigths and training systems.
You can't go wrong with SS, GSLP, Stronglifts, just be mindful to add Isolation exercises at the end of those routines. But here's/fit/'s variant of GSLP. You could also go to the bodybuilding general and read their pastebim. As a beginner, it really doesn't matter if you choose a routine for strength or hypertrophy, these two are deeply linked.