桌面端的微信首先会检查是否有更新，如果有，那就更新，这一点你在设置里面是改不了的，我对微信的流量进行了抓包测试，发现它在检查更新的时候会指向：
https:/dldir1.qq.com/weixin/mac/mac-release.xml?t=1709464547.366097
这个网址里面就包含了当前最新的微信版本，所以解决方法很简单，在hosts文件中将dldir1.qq.com指向127.0.0.1即可~
下面是该网址的内容：
This XML file does not appear to have any style information associated with it. 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