: While the Sony USA Support page remains active for documentation, most regional Sony sites (UK, Middle East, Ireland) now report that no firmware downloads are available for this specific model. Manual Installation and Flashing
The Sony Reader PRS-300 (Pocket Edition) is a legacy device, and official software support from Sony has largely ended. However, you can still maintain the device through manual methods and community-driven tools. proshivka sony prs 300 skachat
Copy the "sony reader" folder to the root of the device's internal memory. Disconnect the USB and access the on-device menu. : While the Sony USA Support page remains