How to update the old system (V2) to UE 4.27

This page shows how to move a Marketplace plugin to a newer Unreal Engine version when the builds are compatible. The example is 4.26 → 4.27.

1. Create a new project (UE 4.27)

Set the project up as you wish. A Blueprint project is enough; you do not need C++.

2. Download the plugin (UE 4.26)

Download the plugin build for UE 4.26.

3. Copy the plugin into your project folder

1. Go to ...\Epic Games\UE_4.26\Engine\Plugins\Marketplace\
2. Copy the folder KlianGorePlugin
3. In your project folder, create Plugins if it does not exist
4. Paste KlianGorePlugin there

4. Change EngineVersion

1. Open [YourProject]\Plugins\KlianGorePlugin\
2. Open KlianGorePlugin.uplugin in a text editor
3. Change "EngineVersion": "4.26.0" to "EngineVersion": "4.27.0"

5. Let the editor recompile the plugin

6. Enjoy