Acson Troubleshooting is a free mobile app that provides a simple and practical diagnosis guideline for both residential and packaged air-conditioners. Developed by Acson Malaysia, this app aims to assist users in troubleshooting their air-conditioner errors effectively.

The app is designed to provide easy access to error codes and troubleshooting guidelines instantly. With a user-friendly interface, the app is easy to navigate and provides comprehensive information on how to fix various air-conditioner issues. The app is free to download and use, making it accessible to everyone.

Overall, Acson Troubleshooting is a useful app for those who need quick and accurate solutions to their air-conditioner problems. However, it is important to note that the app does not provide any contact information for the developer, and any further inquiries must be directed to their customer service hotline.