The No Edit For Callers plugin gives the ability or not to edit information from the General Lead Information.
You can find No Edit For Callers by navigating through SYSTEM >> PLUGIN
When its activated, the caller user can not edit any information from the lead.
When its deactivated, a caller can click the Empty section and be able to edit, add or delete information, like the example below with Address 2
Under the Installed Plugins section, it displays the available plugins for DaFeeder and their status. This is where you choose to activate or deactivate a plugin on your DaFeeder. Each plugin contains an official name and a brief description.
Simply 
or 
according to your needs and finish by 