Instructions to restart, reboot, unfreeze or unblock Zhem devices

How to reboot, unfreeze, unblock, or unlock a Zhem brand device without losing personal data, documents, photos, settings and device content.

Do a "soft reset" if your device has been frozen in an application and is not responding.

Find your Zhem device model and find the steps to restart it without losing information, be it a mobile phone, tablet, smartwatch or activity bracelet.

Zhem U2 Zhem U2
Zhem U Zhem U
Zhem 500 Zhem 500
Zhem 450 Zhem 450
Zhem 400 Zhem 400