About the solution to the problem that the kernel cannot be found after running the ipynb file select kernel after vscode connects to the server

• After connecting to the server in vscode, running the ipynb file and asking to select the "...ipynb" kernel, no available kernel can be found, as shown in the figure below.

• Reason:The locally installed jupyter version is too low, please update it.

• Before the update, the jupyter icon was dark, and it became brighter after the update. When selecting kernel at this time:

• Several selectable options appear.

Main reference: https://zhuanlan.zhihu.com/p/593650657