To install the SIM or USIM card and battery,
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If the device is on, press and hold the Power key and select Power off →OK to turn it off.
Remove the back cover.
Be careful not to damage your fingernails when you remove the back cover.
Do not bend or twist the back cover excessively. Doing so may damage the cover.
Insert the SIM or USIM card with the
Assembling
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