Firmware updates for the C-Pen Reader 3 and C-Pen Lingo 3
C-Pen Reader 3 and C-Pen Lingo 3 firmware updates and release notes
This page lists the available firmware releases for the C-Pen Reader 3 and C-Pen Lingo 3. The latest release should always appear first.
Need installation instructions? See this article.
Latest release
Version 1.0.04
This quality and usability release improves connectivity, localisation, OCR and reading.
New and improved: Bluetooth keyboard support makes it easier to transfer scanned text to compatible devices.
Improved: German spoken prompts, assistant text, volume labels and Wi-Fi guidance.
Improved: OCR for Twinkl and Letter-join fonts, Reader text layout and pronunciation of common abbreviations.
Improved: Wi-Fi handling for network names containing punctuation, automatic time synchronisation, UTC offset handling and USB compatibility with newer host ports.
Improved: American English voice pronunciation.
Note: Bluetooth keyboard compatibility may vary by host device while broader validation continues.
Downloads
Previous releases
Version 1.0.03
This release adds voice input and language support while strengthening exam controls, connectivity and update reliability.
New: Voice input in the Reader app and Vietnamese in the text-language lists for Reader, Definition and Translate.
Improved: OCR for Letter-join fonts, translation controls in Exam Lock Mode, over-the-air updates, performance and stability.
Improved: WPA2 Enterprise Wi-Fi support for secure school networks.
Exam mode: Voice input is disabled in Exam Lock Mode, and text-to-speech no longer reads Roman numerals from 1 to 39.
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Firmware 1.0.03 update package
Version 1.0.02
Release date: July 2025
This release improves everyday reading, translation, dictionary use and Wi-Fi reliability.
New: The Wi-Fi MAC address is shown in System Information.
New: A short press of the microphone button opens Recorder; a long press starts voice input.
Improved: Arabic font readability, dictionary formatting, Wi-Fi handling, voice recognition and the user interface.
Fixed: Dictionary issues involving missing inflected words, duplicate entries and accented French words.
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Need help?
Contact the C-Pen support team.