# Version 2.3.00

\[Version Update]

<figure><img src="https://3004735000-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mg5GOG96Z7bXpRaCDZW%2Fuploads%2Fa42qEqlx40PU4WuJH29h%2Fkeypal%202.3.00.png?alt=media&#x26;token=7810ed66-cb74-4ad5-a0f7-fdc6e00a2080" alt=""><figcaption></figcaption></figure>

\[Version 2.3.00]

1\.  Fix the issue of EIP712.

2\.  Optimize algorithm and code space.

3\.  Optimize firmware upgrade process, support upgrade by one-click.

4\.  Optimize PIN code processing.
