Office 2016 Language Interface Pack Repack -

To install or "repack" a language interface for Office 2016, you should use the official Language Accessory Packs

What a Repack Usually Adds:

: Close all Office applications before running the downloaded Configure Preferences Open any Office app (e.g., Word). Choose Display and Help languages , set your new language as the default. Restart Office for changes to take effect. Microsoft Support Advanced: Deployment & Repacking office 2016 language interface pack repack

<Add OfficeClientEdition="64" Channel="PerpetualVL2016">
  <Product ID="ProPlusVolume" PIDKEY="XXXXX-XXXXX-XXXXX-XXXXX-XXXXX">
    <Language ID="en-us" />
    <Language ID="es-es" />   <!-- LIP will be pulled automatically -->
  </Product>
</Add>

Alternative 1: Official Language Accessory Pack (For Office 365 / 2021)

While Office 2016 is aging, if you have an active Microsoft 365 subscription, you can download official Language Accessory Packs directly from Account > Language Settings in any Office app. This supports 100+ languages with no repack needed. To install or "repack" a language interface for