A. 1. Update the app: Go to the App Store and check for any available updates for CollaNote. Developers often release updates to fix bugs that cause crashes. 2. Free up storage space: Go to Settings > General > iPhone Storage and check if you have enough free space. If storage is low, delete unused apps or files to create more space.

B. 3. Reinstall the app: Delete CollaNote from your device and reinstall it from the App Store. This can resolve issues caused by corrupted files.