Installing applications not from Google Play™
Installing applications of unknown or unreliable origin can damage your device. By
default, your device is set to block such installations. However, you can change this
setting and allow installations from unknown sources.
Sony does not warrant or guarantee the performance of any third-party applications or content
transferred via download or other interface to your device. Similarly, Sony is not responsible
for any damage or reduced performance of your device attributable to the transfer of third-
party content. Only use content from reliable sources. Contact the content provider if you have
any questions or concerns.
To allow the installation of applications not from Google Play™
From your Home screen, tap .
Find and tap Settings > Security.
Mark the Unknown sources checkbox.
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