Wait until it is finished then restart Notepad++. Check the plug-in you want to reinstall and click Reinstall. In Plugin Manager window, select Installed tab. Click Plugins then point to Plugin Manager and select Show Plugin Manager. If there is still something wrong with your plug-in, try reinstalling it. In my Notepad++ I installed the Spell Checker plug-in and it appears underneath the Plugin Manager. By default, Notepad++ has the following plug-ins installed: The plug-in should appear anywhere on the list. Now, check if the plug-in you installed previously that triggered the error is up and running. The latest Notepad++ already comes with the latest version of Plugin Manager, version 1.3.5. Once downloaded, run the installer to upgrade your existing version to the latest.

Go to Notepad++ Home to download the latest version. In your case, it would be better to update Notepad++ to the latest. The plug-ins used in Notepad++ are being updated from time to time and if you are not updating Notepad++, the plug-in you install may no longer be compatible with your current version. If the plug-in you are trying to install triggered that error, you probably haven’t updated Notepad++ yet. If you are using Notepad++, installing a plug-in is made easy through its Plugin Manager plug-in which is installed by default.

This plugin is not compatible with current version of Notepad++

Notepad++ compare plugin git