In backend, go to MGS → Front-end Builder
. On General
section. You can see Active Front-end Builder
field. Change value to Yes.
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Click Save Config button. After that, clear cache in System → Cache Management
At Front-end, go to Login page. Login with Panel Account
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After login, you can see button Active Builder on top panel. Click this button to activate Front-end Builder.
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MGS Front-end Builder is Ready!