Working With Legacy Projects
When you open a project created in one of the previous versions of IntelliJ IDEA, it is converted to the
format. This action is irreversible. After conversion, the older version of
will not be
read this project any more. However,
creates backup copies of the project files in the
If a project is not converted to the new format, it can still be used, but some of the IntelliJ IDEA features become unavailable. However, you can convert the project later.
To open a legacy project
- Open an existing project.
- If the project has been created with an older version of IntelliJ IDEA, you will be prompted to convert the project immediately or do it later.
- Select the desired option and click Finish.