Learn how to insert and remove the battery on the Sony Xperia Z.
The battery in the Sony Xperia Z is not removable. To force the device to restart, follow these steps:
- Press and hold the Power and Volume Up keys.
- Wait for the device to vibrate three times (about 10 seconds). The device will vibrate once, then a few seconds later it will vibrate three times.
- Release the keys.
- Press the power key to turn the device back on.