The iPhone 6 suddenly becomes a white apple! Then I click on the text message and it keeps crashing!

1. Download and install QQ Address Book: 1. Find the "App Store" icon on the iPhone and click to open it. 2. Click the "Search" button at the bottom and enter "QQ Address Book" in the search box. Click the "Search" button in the lower right corner. Find "QQ Address Book" in the search results and click "Free" to install it. 3. Then enter the Apple ID password and click the "OK" button. 2. Close iMessage and display the subject bar. 1. In order to ensure normal group text messaging, we first Turn off iMessage and Show subject bar in Settings-Messages. First, find the "Settings" icon on the iPhone and click to enter. 2. Swipe up with your finger in the settings list to find the "Message" option and click to enter. 3. In the message settings, turn off the two options of "iMessage and Show subject bar" 3. Send group text messages 1. Find the "QQ Address Book" icon on the iPhone home screen and click to open