Go to Settings > your name > iCloud and make sure the Health slider is set to on/green to confirm that your iPhone is syncing ...

On Mac, as long as you let ReminderCal run in the background, it'll automatically sync all your tasks. You don't need to keep opening it and hitting the sync button.

However, sometimes iMessages don't sync correctly across your devices, which can be incredibly frustrating when you try to pick up a conversation on your Mac from where you left it on your phone.

Full RAW image editing support and iCloud sync between devices arrives in Luminar Mobile 2.2. Luminar Mobile includes access on iPhone, iPad, and even Apple Vision Pro. Availability on Apple ...