Identifier unique to the application that indicates it is Firefox or Thunderbird, etc. Same for all installations of an application regardless of the value of <var>appName</var>
Lanyut ma pire kene ikom purugram ma nyutu ni Firefox onyo Thunderbird, ki mukene ni. Rom pi purugram ma kiketo kede bene ni wel me  <var>appName</var> ki weko woko