A. 1. Restart the app: Close the app and reopen it to see if the power-ups start functioning again. 2. Check for updates: Ensure you have the latest version of the app, as updates may fix power-up issues. 3. Re-equip power-ups: If possible, try to reselect or re-equip the power-ups before starting a level.

B. 4. Review game instructions: Sometimes, power-ups have specific conditions for activation. Make sure you are using them correctly.