for mac instal OCCT Perestroika 12.1.8.99

It looks like you have provided a key and text for installing OCCT Perestroika 12.1.8.99 on Mac.

From what I understand, OCCT (Open Circuit Characterization Test) is a free application designed to benchmark and overclock system components. It includes four different tests to evaluate the stability of your computer's CPU, GPU, and power supply.

You've also provided some additional information about the game 'Everybodys Gone to the Rapture' on Xbox, which seems unrelated to OCCT installation.

Now, regarding the key you provided:

`key = 'for mac instal OCCT Perestroika 12.1.8.99';`

This appears to be a download link or a serial key for installing OCCT Perestroika 12.1.8.99 on Mac. If that's correct, I can help you with the installation process.

Please confirm if this is what you're looking for, and I'll provide step-by-step instructions on how to install OCCT Perestroika 12.1.8.99 on your Mac.

Additionally, I noticed that you've mentioned a fix for an issue with FileVault and macOS login window password rejection. If you'd like assistance with resolving this issue or have any questions about OCCT installation, feel free to ask!

For mac instal OCCT Perestroika 12.1.8.99