Verify you installed the 32-bit pack on a 32-bit Office. If you installed a 64-bit pack on a 32-bit Office, it will fail.
Add a language * Open a desktop Office program, such as Word. * Select File > Options > Language. * Under Office display language, Microsoft Support microsoft office language pack 2016 arabic 32bit work
Follow the on-screen instructions to complete the installation. Verify you installed the 32-bit pack on a 32-bit Office