Before running the offline installer, verify these prerequisites:
There is a difference between a Proofing Pack (Spell check only) and a full Language Pack (Display + Help + Proofing). The offline installer discussed here is typically the full Language Pack, though Microsoft also offers standalone Proofing Packs for some languages.
Restart all Office applications to apply the changes. Troubleshooting & Tips Microsoft Office 2016 Language Pack Offline Installer
Fix: You downloaded the wrong bit version. If your Office is 32-bit, download the x86 installer; if it is 64-bit, download the x64 installer.
IT administrators can deploy the language pack across dozens of computers via a USB drive or local network without taxing the office internet. Troubleshooting & Tips Fix: You downloaded the wrong
A common source of confusion is determining which type of pack your version of Office supports. Most individual users will only encounter Language Accessory Packs.
If you’ve ever been stuck watching a download bar freeze at 50% while trying to add a proofing pack, it’s time to discover the power of the . A common source of confusion is determining which
Accept the license terms and click "Continue". Installation: The installer will copy files to your system. Finish: Click "Close" once the installation is complete. How to Configure the New Language in Office