Hi,

You're currently posting in the English forum and we can't guarantee that a community member who speaks your language will be able to assist you here. That said, we’ll see if someone is able to help.

In the meantime, you might want to check out the Get community support article, which may be available in your language.

Thanks for your patience!

Hi 向死,

Apologies for replying in English, but the screenshot that you shared indicate that you were trying to install instead of update.

To update Firefox to the latest version, you may want to check out Update Firefox to the latest release, which should be available in simplified Chinese.