To address the issues you're experiencing with the Tapas app, including disappearing ink, slow loading times, and frequent crashing, follow these step-by-step instructions:

1. Close Other Applications: Start by closing any other apps running on your device. This may free up resources and improve the performance of the Tapas app.

2. Check for App Updates: Make sure you have the latest version of the Tapas app. Go to the app store on your device and check for updates. Installing the latest version can resolve bugs related to performance and stability.

3. Clear Cache:
- Open the Settings on your device.
- Navigate to Applications or Apps.
- Find and select the Tapas app.
- Choose the option to Clear Cache. This can help reduce loading times and free up storage space.

4. Uninstall and Reinstall the App: If issues persist, uninstall the Tapas app and then reinstall it.
- To uninstall, hold the app icon and select "Uninstall" or go to Settings > Apps > Tapas > Uninstall.
- After uninstalling, reinstall the app from the app store.

5. Check Internet Connection: Ensure you have a strong and stable internet connection. Try switching between Wi-Fi and mobile data to see if that improves performance.

6. Log Out and Log Back In: Sometimes, logging out of your account within the app and then logging back in can reset certain settings and refresh your ink balance.

7. Restart Your Device: A simple restart can resolve many technical issues by clearing temporary files and resetting connections.

If after following these steps the problem persists, you may want to consider reporting the issue to Tapas support for further assistance. You can reference community reports similar to your situation in places like the Tapas forum - learn more or check other user experiences regarding the app's performance issues - learn more.