Below you find the form content you just generated.
Click on the "Copy" button - that becomes visible when you hover the code - to copy the content.
Paste the content in a textfile (use notepad.exe, NOT ms-word) and save it on your computer.
Name the file form_your_name.htt and upload it to the directory {website_root}/modules/miniform/templates/ on your webserver.
<div class="miniform">
<div class="{MESSAGE_CLASS}">{STATUSMESSAGE}</div>
<div class="{FORM_CLASS}">
<small>Mit <span><span>*</span></span> markierte Felder sind Pflichtfelder. </small>
<br/>
<form name="form_{SECTION_ID}" id="form_{SECTION_ID}" method="post" action="{URL}">
<input name="miniform" type="hidden" value="{SECTION_ID}"/>
<input name="header" type="hidden" value="Newsletter-Anmeldung"/>
<input name="mf_timestamp" type="hidden" value="{DATE} {TIME}"/>
{ASPFIELDS}
<div class="half">
<label for="vorname"><span></span>
<input placeholder="Vorname" required="required" class="{VORNAME_ERROR}" type="text" id="vorname" name="mf_r_vorname" value="{VORNAME}" />
</label>
</div>
<div class="half">
<label for="nachname"><span></span>
<input placeholder="Nachname" required="required" class="{NACHNAME_ERROR}" type="text" id="nachname" name="mf_r_nachname" value="{NACHNAME}" />
</label>
</div>
<div class="full">
<label for="institution"><span></span>
<input placeholder="Institution" class="{INSTITUTION_ERROR}" type="text" id="institution" name="mf_institution" value="{INSTITUTION}" />
</label>
</div>
<div class="full">
<label for="email"><span></span>
<input placeholder="E-Mail Adresse" required="required" class="{EMAIL_ERROR}" type="text" id="email" name="mf_r_email" value="{EMAIL}" />
</label>
</div>
<div class="full">
<button class="submit" name="Submit" type="submit">Für Newsletter anmelden</button>
</div>
</form>
</div>
</div>