Postman 中提示：Connection error We were unable to establish a websocket connection with our servers.

1、Postman 中提示：Connection error We were unable to establish a websocket connection with our servers. Please retry. If the issue persists, check your network settings to ensure that websocket connections are allowed. 如图1

图1

2、参考：https://github.com/postmanlabs/postman-app-support/issues/9487 。旧的帐号登录后无法连接，但是新的帐号是可以连接的。

3、决定退出后重新登录。如图2

图2

4、仍然无法连接。检查版本，已是最新版本。如图3

图3

5、决定桌面端与 WEB 端皆退出后，再重新登录。且切换至另一个帐号（在 Postman 中注册的），之前无法连接的帐号是基于 Google 登录的。连接成功。如图4

图4