linkText [https://developer.apple.com/documentation/technotes/tn3122-receipt-validation-with-the-app-store-fails-with-a-non-zero-error-code]

https://developer.apple.com/documentation/technotes/tn3122-receipt-validation-with-the-app-store-fails-with-a-non-zero-error-code

I am building an app, where one of the feature of app is to detect weather an external hard drive is connected or not through an USB cable to the iPhone. I wanna no how to communicate with external drives with code

WCSession.isComplicationEnabled() always returns false on iOS 15.4/15.4.1.

I do not receive text notifications on my phone when wearing my watch. It is super frustrating. I am also not feeling haptics or hearing any notifications on my watch. This needs to be resolved and has not always been the case.

How to handle the click event on the watch face in the code

Hi I want to use the Close Your Ring apple watch app data into my app. Is there any way to save our apple watch data into our database to use it into IOS Apps. I want to save the data when the ring is completed. Please recommend any blog or tutorial to use the Apple Watch Close Your Ring app data into our IOS App. Thanks 😊 :)

Anyone know how to switch sleep focus mode off? I’ve set the schedule time it comes on at that time but won’t switch off at the set time, just stays on, on the phone and the watch. What’s the point of scheduling if it won’t switch off at the set time only switches on? Am I missing something?

What's the API to trigger region base user notification on watchOS? I look at this document https://developer.apple.com/documentation/usernotifications/unlocationnotificationtrigger and seems like the functionality is available since watchOS3. Is there a new API instead?

The AssistiveTouch is available for Watch Series 5 ? Thank You

watch s5 is support assistive touch ?