If your videos don’t play, please ensure that you are using the updated version of the application. If that doesn’t fix your problem, please try the following steps to reset the cache:
Go to Android Settings
Go to Apps in the settings menu
Search for the ACE Online application
Click Clear Cache and Stored Data (This will remove your downloaded videos)
Quit the application and restart your phone
If this doesn’t fix your problem. Please contact us and we will work with you to resolve the issue.