![](/images/new-backgrounds/1243818/2438189x1.webp)
Assembling
Install the SIM or USIM card
1 | Open the cover of the SIM card slot. |
2 | Insert the SIM or USIM card with the gold‑coloured |
| contacts facing down. |
3 Close the cover of the SIM card slot.
Charge the battery
Before using the device for the first time or when the battery has been unused for an extended period, you must charge the battery.
Use only
If the battery is completely discharged, you cannot turn on the device, even with the USB power adapter connected. Allow a depleted battery to charge for a few minutes before you try to turn on the device.
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