ShigureTokisaki 要停用旧的安装，请点击Spine左上角的Spine标志，然后是 "设置"，然后是 "退出"。即使你不退出，不再使用的旧安装也会被许可系统自动丢弃。
To deactivate an old installation, click the Spine logo in the upper left corner of Spine, then Settings, then Log Out. Even if you don't log out, old installations that are no longer used are automatically discarded by the licensing system.
