nǐ / xū yào / xiān / xiè zhuāng / jiù bǎn / ruǎn jiàn / cái néng / ān zhuāng / xīn / bǎn běn

你需要先卸装旧版软件，才能安装新版本。

You need to uninstall the old version of the software before you can install the new version.