A. 1. Restart the App: Close the app completely and restart it. On most devices, you can do this by swiping it away from the recent apps list.
2. Clear Cache: Go to your device's settings, find 'Apps' or 'Application Manager', locate 'Programming Hub', and select 'Storage'. Tap on 'Clear Cache'. This can help resolve freezing issues caused by corrupted temporary files.
3. Update the App: Ensure you have the latest version of the app. Go to the app store, search for Programming Hub, and check for updates. If an update is available, install it.
4. Reinstall the App: If the problem persists, uninstall the app and then reinstall it from the app store. This can fix issues caused by corrupted installation files.