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How do I take a screenshot?
Note: The following information applies to IS520.1; IS520.2; IS530.1; IS530.2; IS530.RG IS655.2 and IS655.RG Simultaneously press the power key and th...
Where is the NFC antenna for contactless data transmission?
Note: The following information applies to IS520.1; IS520.2; IS530.1; IS530.2 and IS530.RG The position of the NFC antenna is marked with the NFC symbo...
Why does my Mobile Phone keep switching on and off?
Note: The following information applies to IS520.1; IS520.2; IS530.1; IS530.2 and IS530.RG If your Mobile Phone keep switching on and off, the contact b...
Where is the NFC antenna for contactless data transmission on the IS655.x?
Note: The following information applies to IS655.2 and IS655.RG On the IS655.x the NFC antenna is located behind the battery compartment cover.     ...
Why is the device display deactivated during a telephone call?
Smartphones are usually using capacitive touchscreens. A capacitive touchscreen reacts to changes in the electric field on its surface. If you touch the sur...
How do I switch on VoLTE ?
Note: The following information applies to the IS330.x phone, IS530.x and IS540.x Smartphone as well as the IS930.x Tablet. Depending on the device and oper...
How do I switch on VoWiFi (Wi-Fi calling)?
Note: The following information applies to the IS330.x Phone, IS530.x Smartphone and IS930.x Tablet with Android 10. Depending on the device and operating s...
How do I switch on VoWiFi (Wi-Fi calling)at IS540.x?
Note: The following information applies to the IS540.x Smartphone. With this small steps you can enable Wi-Fi Calling for your device.   Open Sett...