When your iPhone sends incoming calls directly to voicemail or is disconnected after a ring, it might be due to various reasons. This can occur if the recipient's phone is powered off, in a low signal area, or if they have enabled the "Do Not Disturb" mode. Additionally, the contact's number may be blocked or marked as spam.

Understanding the Context

Resetting iPhone without losing data is possible by performing a reset that doesn't erase your content, such as settings reset, or by backing up your iPhone before a full reset. Here's how to do it step by step. Firstly, you can reset your iPhone's settings without affecting your personal data.