A. 1. Ensure all devices are updated: Make sure that the operating system and the Hacoo app are updated on all devices. 2. Check internet connection: A stable internet connection is crucial for consistent performance. Test your connection speed and switch to a wired connection if possible. 3. Close background applications: Close any unnecessary applications running in the background that may be consuming resources and affecting performance.

B. 4. Use the web version: If the app is underperforming on a specific device, try accessing Hacoo through a web browser instead.