Can You Install Microsoft Word on PS3?

No. PS3 runs a custom Cell-based OS (CellOS) — incompatible with Windows executables (.exe) or macOS apps (.dmg). Microsoft Word is not on PlayStation Store.

Workarounds for Word Processing on PS3

• Google Docs / Office Online: Use PS3 web browser (slow, limited CSS/JS support, no offline).
• PS3 Linux (OtherOS): Removed in firmware 3.21 (2010). Only on fat PS3s on 3.15 or lower — obsolete, no modern browser.
• Homebrew (CFW/HEN): Run LibreOffice via Box86/Wine on Linux chroot (extremely slow, experimental). Not practical.

Realistic Alternatives

1. Phone/Tablet: Microsoft Word / Google Docs apps — full feature, cloud sync.
2. Laptop/Chromebook: Cheap, runs Office/Web perfectly.
3. Remote Desktop: Steam Link / Moonlight / Parsec from PC to PS3 browser (laggy) or to Vita/Phone.

PS3 is a gaming/media device — not a productivity platform.