noun, noun which may take the genitive case particle 'no'
latest; newest; most recent
Used for the most recent version, information, technology, or news. Often appears as a noun modifier with の or in compounds like 最新版.
最新のニュースをチェックする。
I check the latest news.
このスマホは最新モデルです。
This smartphone is the latest model.
I bought the latest smartphone.
It's important to keep the app up to date.
I'm keeping up with the latest trends in the industry.
現行 means 'currently in use' without regard to age, while 最新 emphasizes that something is the newest available.
up-to-dateness; currency; currentness
latest version; latest edition