CIS4 What Happened to "Switch to Installation Mode?"

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It has nothing to do with old versioned configurations:

@egemen post:1

We are excited to announce that the first BETA of CIS4 is ready for testing. We would like to thank you all for attending the BETA testing and helping us improve our product.
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3 - Installation Mode Removed
There is no longer an instalaltion mode in CIS4. If a file is treated as an Installer or Updater, CIS will automatically handle its operations. CIS automatically whitelists files dropped by trusted installers in My Own Safe Files list if a file is not already safe.

You can click on the quote’s URL if you’re curious on some of the other changes.