A. 1. Clear the app cache: Go to 'Settings' > 'Apps' > 'Walker's Link' > 'Storage' > 'Clear Cache'. This can help resolve temporary issues that may cause crashes. 2. Update the app: Check the Google Play Store for any available updates for Walker's Link. Keeping the app updated can fix bugs that lead to crashes. 3. Reinstall the app: Uninstall the app from your device and then reinstall it from the Google Play Store. This can resolve issues caused by corrupted files.

B. 4. Free up device storage: Ensure your device has enough free storage space. Go to 'Settings' > 'Storage' and delete unnecessary files or apps. Low storage can lead to app instability.