There was a configuration issue in RAD Studio Sample GitHub Repository, namely the fact the demos were configured with LF only (Line Feed), rather CR LF (Carriage Return and Life Feed) as the RAD Studio IDE expects.
by Marco Cantu https://community.idera.com/developer-tools/b/blog/posts/updating-rad-studio-10-4-sample-to-fix-lf-issue
https://github.com/Embarcadero/RADStudio10.4Demos
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The higher the degree, the greater the respect given to the humblest!RAD 11.3