IDEA update too fast, to the time of this writing, has been updated to version 2019.2.4, after downloaded, with the kind of direct easily find a previous activation code online, I wanted to activate successful method, gone.
So, I tried several of ways, basically activation fails, tired heart ~.
Vista, so I eventually found the 2019.2.4 version of the activation tutorials, combined with the activation code to crack and patch job, with particular reference to the following article:
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"IDEA 2019.2.4 activation method, to activate 2089, ~ effective pro-test"
You can have fun playing a ~