how to chang theme

i want to change theme.i add a "theme1" directory under "\themes" directory,then what should i do next?

what kind of files the directorys "layouts,site" may contain?      sysytem directory contain  error page ,i know.

how to build a new theme directory Frame?ths

All about themes here:


After you have created the directory, next step would be to put some files in it, and edit your app's configuration file:

'theme' => 'theme1',

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