: Specialized users can download a "Multi-Language ISO" from Microsoft's Azure portal which contains files for all supported languages. Community Repositories
If you do not have access to official enterprise portals, you can use these methods to find the necessary files: Microsoft 365 Accessory Packs Download Arabic Language Pack For Windows 10 64-bit Offline
After installation, you must manually set Arabic as your display language: Language packs for Windows - Microsoft Support : Specialized users can download a "Multi-Language ISO"
: Third-party developers often share direct download links (e.g., GitHub-Gist Download Arabic Language Pack For Windows 10 64-bit Offline