Foreword:
Idea's plug-in automatic installation function is unavailable, cannot be searched, and cannot be connected to the plug-in warehouse. My idea version 2019.3 here, the picture may be different!
My solution here is to download the plugin locally and then install plugin from Disk
Here is an example of the lombok plugin:
Many articles will let you set these (because the version of the problem is displayed differently):
I did this step, and it still didn't work at the time, but still couldn't search
solution:
1. First download the plug-in package, two addresses are available, respectively
Idea official plugin repository: https://plugins.jetbrains.com/plugin/6317-lombok/versions
The lombok-intellij-plugin repository in GitHub: https://github.com/mplushnikov/lombok-intellij-plugin/releases
As shown:
2. Download the version corresponding to your idea
3. Installation
Finally, you will be prompted to restart!