While MobiWire does not always include a printed manual, you can often find the PDF manual at:

Instead of bloated apps, you get lightweight versions:

The Koi is operated via a physical T9 keypad.

| Key | Function (Home Screen) | Function (In Menu) | | :--- | :--- | :--- | | Left Soft Key | Menu / Select | Confirm / Open | | Right Soft Key | Contacts | Back / Cancel | | Center D-Pad (OK) | Unlock (press then ) | Select item | | Up/Down | Scroll ringtone profiles | Scroll menu | | # Key | Lock/Unlock keyboard | Change input mode (ABC/abc/123) | | *** Key* | Silent mode toggle | Symbol menu (texting) |

To unlock the phone: Press Center OK, then quickly press * (star) key.