search for this code:
Code:
<tr>
<td valign="top" width="1"><input type="checkbox" class="checkbox" name="classicpostbit" id="classicpostbit" value="1" {$classicpostbitcheck} /></td>
<td><span class="smalltext"><label for="classicpostbit">{$lang->show_classic_postbit}</label></span></td>
</tr>
Code:
<input type="hidden" name="classicpostbit" id="classicpostbit" value="0" />
run this query in PHPMyAdmin, or some other database manager:
Code:
UPDATE mybb_users SET classicpostbit='1' WHERE classicpostbit='0';
Also make sure that ACP > Configuration > Show Thread Options > Post LayoutDisplay posts using the horizontal post layout
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