A. 1. Clear app cache and data: Go to Settings > Apps > Walgreens > Storage > Clear Cache and then Clear Data. This can help improve the reliability of basic functions. 2. Restart your device: Restarting can help clear temporary issues that may affect the app's performance.

B. 3. Check for app updates: Make sure you are using the latest version of the Walgreens app, as updates often fix bugs and improve functionality.