1. Applicable mode

1.1 M56, M53, M50, M31S, M30S, M32 etc.；

1.2 High mode can be only supported, also require the input voltage over than 230VAT;

1.3 Tutorial video: https://youtu.be/L-gpDzD9YCU

2. New version highlights

2.1 Support Pool TLS safety transportation protocol;

2.2 Fix some pool connection and no hash issues ;

2.3 Strengthen the safety of firmware: device will reboot 2 times during upgrading,the version name will be end with"NeedUpgradeAgain" at 1st time，please wait for 2nd reboot, after that it will be changed to target version;

2.4 Fixing other bugs;

2.5 Online upgrading to version earlier than 20221009 is prohibit，suggest to match with tool whatsminertool-8.1.38；

2.6 The WhatsMiner API version is V2.0.5_20230714;

2.7 If your whatsminer firmware version is newer than this firmware version, please do not upgrade!

一、适用机型

1、M53、M50、M31S、M30S、M32等机型；

2、支持高性能模式，并要求供电230V以上；

二、新版本亮点

1、支持矿池TLS安全传输协议；

2、修复了部分pool连接不稳定及无算力问题；

3、加强固件安全；

4、修复已知BUG；

5、建议配合工具whatsminer tool8.1.38使用，且升级之后，限制回退到旧版本(20221009及之前的版本）；

6、如果机器固件在2021年9月前，升级固件过程中会重启两次，第一次重启时，版本号末尾带有NeedUpgradeAgain，请等待第二次自动重启，重启之后就变为目标版本；

7、若机器固件版本新于此固件版本，请勿升级！