Please refer the below screen shots for how copy the Folders/Files from Extension Package to your Website theme folders/files.
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Step 1: To copy local and etc folder from Extension package folder to your website theme folder.
To copy local and etc folder from Extension package folder to your website theme folder.
Step 2 To copy template and layout folder.
To copy template and layout folder
Step 3 : To copy skin folder
To copy skin folder from Extension package to website theme folder
Step 4 : To copy Js folder
To copy Js folder