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There is a way to override some defaults of ConfiForms Register macro. You can override form mode (embedded or dialog), as well as set default parameters from the URL (query string) or using the ConfiForms Registration Control macro parameter
Using ConfiForms Registration Control macro parameter
See "Set values as key=value pairs, separated by & (as request parameters)" parameter. We set field t1 to value "hello" and field t2 to value "world"
Using query string (when constructing own link to a page where ConfiForms Registration Control macro is located)
3 parameters are supported
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