Despite the automation, keep these points in mind:
If you are reading this because you have to use 15.2.2 but are planning for the future, here is a brief migration roadmap:
For those who have acquired this specific version (legitimately via a DevExpress Universal Subscription that includes older versions, or through an internal archive), here is the canonical installation process. DevExpress VCL 15.2.2 with DxAutoInstaller 2.1.5
Prerequisites:
Steps:
Run the Installation: Click the "Install" or "Compile & Install" button. DxAutoInstaller will:
Verify: Open your Delphi IDE. You should see a new "DevExpress" tab on the Tool Palette. Drop a TdxComponentPrinter or TdxDBGrid onto a form—no errors should occur. Despite the automation, keep these points in mind:
The 15.2.2 skin engine is powerful but static. Preload only the skins you need (e.g., "Office2016Colorful") to reduce executable size. Use cxDefaultStyle components conservatively to avoid memory leaks.