Learning a language while sleeping is sometimes hopefully offered as an effortless way to learn languages. I have not seen evidence that this works, or is even possible.
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Study a language on LingQ: https://bit.ly/3s0roz9​

Is It Hard To Learn Japanese?

I speak 20 languages. I've been learning languages for over 50 years and I've tried all kinds of approaches. I talk about my experiences, my approach to language learning, what I enjoy about learning languages and all manner of other topics related to language. 

If you love languages, or think you would if you hadn't been discouraged by past experiences, this is the podcast for you. Anyone can learn a language. You just need the right attitude and the right approach!