A. 1. Check for updates: Ensure that both your iOS and Planimeter Pro are updated to the latest versions available. 2. Free up storage: Go to Settings > General > iPhone Storage and delete unnecessary files or apps to ensure there is enough space for Planimeter Pro to function properly.

B. 3. Reset network settings: Go to Settings > General > Reset > Reset Network Settings. This can resolve issues related to connectivity that may prevent the app from loading.