Article ID : 00247295 / Last Modified : 24/09/2020

Why can't I use 5G network on my Xperia 1 II dual sim device?

Why the notification of '5G Usage restriction' is appeared on my Xperia 1 II dual sim device? / Dual SIM cannot work with 5G.

    Valid for

    • Xperia 1 II

    Solution

    You can use the 5G network by deactivating the secondary SIM. The usage of 5G network is restricted when two SIMs are activated in Xperia 1 II Dual SIM device. 

    To deactivate the secondary sim

    1. Find and tap Settings → Network & Internet → SIM cards → deactivate SIM 2.

     Tip: If you want to turn off the '5G usage notifications' on the device, long press the notification and then select "Turn off notifications"  or 

    1. Find and tap Settings →  Apps & notifications → Configure notifications → Phone Services → 5G usage notification → disable.