Sony Xperia XZ1 Manual page 21

If you are using a Mac computer:
Sony Mobile Update Engine.app
o
Xperia Companion.app
o
Xperia Companion Agent.app
o

If you are trying to update your device when connected to a corporate network, you
might be using a proxy server. Contact your network administrator for further
assistance.

Make sure that you are using an original Sony USB Type-C cable specifically intended for
your device and that it is properly connected to the device and computer.

Make sure that the USB cable isn't damaged. Try using another USB port on your
computer.

If your device has a memory card, disconnect your device from the computer and
unmount the memory card. Then remove the memory card from your device, and
connect your device to the computer again.
To unmount the memory card
0. Find and tap Settings > Storage.
1. Find and tap

If you still experience problems when trying to update your device software using
Xperia™ Companion,
I cannot unlock my screen
Xperia™ XZ1 Dual SIM support overview
If you forget your screen lock PIN, password or pattern, you can reset your Xperia™ device
using either Android™ Device Manager or the Xperia™ Companion computer application. Read
about the requirements and results of each option below, and choose the method that suits
you best.

Reset your Xperia™ device with Android™ Device Manager.
Requirements: This reset method requires that your device is turned on, has
o
internet access and that you have previously turned on Android™ Device
Manager. A Google™ account has to be registered on your device and you need
to know the account username and password. You also need access to a
computer or a mobile device with an internet connection.
beside SD card.
contact us.