Finding The Imei Number(S) Of Your Device - Sony Xperia XZ3 User Manual

To enable or disable the use of two SIM cards
1 Find and tap Settings > Network & internet > Advanced > Dual SIM.
2 Tap the SIM1 and SIM2 switches to enable or disable the SIM cards.
To rename a SIM card
1 Find and tap Settings > Network & internet > Advanced > Dual SIM.
2 Select a SIM card and enter a new name for it.
3 Tap OK.
To select which SIM card handles data traffic
1 Find and tap Settings > Network & internet > Advanced > Dual SIM > Cellular
data.
2 Select the SIM card you want to use for data traffic.
Hint
For higher data speeds, select the SIM card that supports the fastest mobile network, for
example, LTE.

Finding the IMEI number(s) of your device

Your device has one or two unique identification numbers that are referred to as
IMEI or Product ID. You should keep a copy of this. You may require it if your device
is stolen or when contacting support.
Dual SIM devices only: Your device has two IMEI numbers, one for each SIM card
slot.
To view your IMEI number(s) using the dialpad
1 Find and tap (Phone icon).
2 Tap (Dialpad icon).
3 Enter *#06# into the dialpad. The IMEI number(s) are displayed automatically.
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Internet version. For personal use only.