I've been playing chess for a few months now

Hi! I've been playing chess for a few months now and I've decided to tighten up my chess skills and learn some new strategies. Where would you recommend to start?

Hi! My best advice is to pay attention to a great resource not only provides interesting strategies, but also owns a unique calculator, next best chess move which helps in analyzing and improving the quality of the game. I tried it out myself and noticed an improvement in my game. I highly recommend it!

Hi, unfortunately I don't know how to play but I want to learn for a long time, so I think your advice can help me too.