Here is a concise summary of the text:
**Unlocking Hidden iPhone Features**
Discover 5 secret iPhone features to enhance your user experience:
1. **Back Tap**: Turn the Apple logo into a customizable button (double/triple tap) for actions like screenshots, camera, or Siri.
2. **Siri Pronunciation Correction**: Teach Siri to correctly pronounce names and words by correcting her in the moment or editing contact notes.
3. **Measure App**: Utilize augmented reality to measure objects and use the level tool for precise surface alignment.
4. **Custom Vibrations**: Create personalized vibration patterns for alerts, contacts, or wake-up calls.
5. **Keyboard Shortcuts**:
* **Trackpad Mode**: Hold the spacebar to easily edit text by moving the cursor.
* **Quick Symbol Access**: Long-press the "123" tab to temporarily access numbers and symbols without switching tabs.
Here are the key facts extracted from the text, each with a number and in short sentences:
1. **Back Tap feature**: The Apple logo on the back of an iPhone can be used as a button.
2. **Enabling Back Tap**: Go to Settings > Accessibility > Touch > Back Tap to enable and customize the feature.
3. **Back Tap options**: Choose from Double Tap or Triple Tap, with various actions available (e.g., take a photo, alert Siri, switch apps, take a screenshot).
4. **Correcting Siri's pronunciation**: Say "That's not how you pronounce [name]" to prompt Siri to ask for the correct pronunciation.
5. **Adding phonetic spelling for Siri**: Edit a contact, add phonetic spelling in the Notes section, and select "Pronunciation" to help Siri learn.
6. **Measure App**: The iPhone has a built-in Measure app using augmented reality for measuring objects.
7. **Using the Measure App**: Move the phone to analyze the area, then use the white circle with a dot to measure objects.
8. **Measure App as a Level**: Switch to the Level tab to use the phone as a level, indicated by a green screen and zero reading.
9. **Custom Vibration**: Create custom vibration patterns for alerts in Settings > Sound and Haptics > Vibration > Create New Vibration.
10. **Trackpad Mode for Keyboard**: Hold the spacebar to turn the keyboard into a trackpad for easier text editing.
11. **Quick Access to Numbers and Symbols**: Hold the "123" tab instead of tapping to temporarily switch to the numbers and symbols keyboard.