learn the ins and outs

Translations
узнать все тонкости
It took me a few months to learn the ins and outs of the new software.
Мне понадобилось несколько месяцев, чтобы узнать все тонкости нового программного обеспечения.
Definitions
To become thoroughly familiar with all the details, aspects, or workings of something, often through experience or careful study.
Words
in

noun
введение
learn

verb
учить