自動 API アップデーターの使用
Unity 2017.3 へのアップグレード

Unity 2018.1 へのアップグレード

2018.1 DRAFT DOCUMENTATION
This is first draft documentation for Unity 2018.1. As such, the information in this document may be subject to change before final release. Note that this guide may not list all known upgrade issues.

See first draft documentation on Upgrading to Unity 2018.1.

For more information about what’s new in 2018.1 and for more detailed upgrade notes, see the 2018.1 Release Notes
自動 API アップデーターの使用
Unity 2017.3 へのアップグレード