The report says the problem is usually caused by settings in watchOS 26 or the paired iPhone, including Bluetooth, Focus modes, Theater Mode, Water Lock and Low Power Mode.
Users are advised to check app notification permissions in the Watch app, confirm wrist detection and connection status, then restart or force restart the watch if alerts still do not appear.
If problems persist, re-pairing the watch and approving notification permissions during setup may help; otherwise, the iPhone is likely the bottleneck rather than a hardware fault.
Is a hidden software setting, not a hardware flaw, the reason your new Apple Watch is missing critical alerts?
Is the Apple Watch's notification bug a sign that Apple's 'it just works' philosophy is being eroded by feature complexity?