For standalone Office 2016 installations, users often need to download the offline installer package:
The Office 2016 Arabic language pack is a software package that enables users to interact with Office 2016 applications, such as Word, Excel, PowerPoint, and Outlook, in the Arabic language. The language pack includes: office 2016 arabic language pack
Once the pack is installed, users must often manually enable the RTL keyboard layout in Windows: For standalone Office 2016 installations, users often need
Choose from the list of languages and select the appropriate download link (32-bit or 64-bit). Run the downloaded .exe file to install the tools. Step 2: Configure Language Preferences Step 2: Configure Language Preferences If Arabic proofing
If Arabic proofing tools do not appear after installation, run Office Repair (Control Panel > Programs > Microsoft Office 2016 > Change > Repair), then reapply language preferences.