3 sentences

1. 这是该软件的最新版本。

   zhè shì gāi ruǎn​jiàn de zuì​xīn bǎn​běn.

   This is the latest version of the software.

   Source: Dong Chinese Dictionary

2. 请下载该软件的最新版本。

   qǐng xià​zǎi gāi ruǎn​jiàn de zuì xīn bǎn​běn.

   Please download the latest version of the software.

   Source: Dong Chinese Dictionary

3. 你最好把手机操作系统升级到最新版本。

   nǐ zuì hǎo bǎ shǒu​jī cāo​zuò​xì​tǒng shēng​jí dào zuì xīn bǎn​běn.

   You'd better upgrade your phone's operating system to the latest version.

   Source: Dong Chinese Dictionary