Please do next:
check your phone and eSIM settings:
Mobile data enabled and set to Surfroam eSIM
Roaming enabled

go to your eSIM profiles settings
set network connection type to 3G only (turn OFF 4G and VoLTE)
restart your phone

go to your eSIM profiles settings
choose Network selection
set it to manual, wait for list of networks appears
select one by one each network in the list for a few seconds each
as list complete, set network selection back to automatic and restart your phone.
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