In addition to JaideepBrar 's updates, if your components are using
coralui 2, you should migrate your components to coralui 3.The following
document maybe helpful:Legacy CoralUI 2 Components — Granite UI 1.0
documentation There were some deprecated & removed features, which you
can find here:Deprecated and Removed Features - AEM 6.3Deprecated and
Removed Features - AEM 6.4Deprecated and Removed Features - AEM 6.5