The Phoenix Service Software is a common choice for flashing the Nokia E6:
Arabic (typically included in the Middle East/ME region variants) File Format: Usually distributed as a installer or a archive containing individual Tools Required for Flashing nokia e6 rm 609 flash file v25.14 arabic
Most enthusiasts still use Phoenix Service Software or Infinity BEST (BB5 Easy Service Tool) to flash via a standard micro-USB cable. The Phoenix Service Software is a common choice
Search for on reputable Nokia firmware archives (avoid random torrents). A valid flash package includes: nokia e6 rm 609 flash file v25.14 arabic
In Nokia BB5 architecture, language files are region-specific.
Flashing Nokia E6 (RM-609) with Firmware v25.14 (Arabic Support)