Dual sim on Redmi Note 9

Expected Behavior

Two Sim working

Current Behavior

I have two Sim card. The first is working, even if I put it in the slot 2. The second one has never worked. If I put the same sim in another phone it works

Steps to Reproduce

Device information

/device merlinx /version 20-20230825-NIGHTLY-merlinx /date 2023-08-25 /kernel Linux localhost 4.14.320-g210ab80b747a #1 Fri Aug 25 03:59:42 UTC 2023 /baseband MOLY.LR12A.R3.MP.V98.P114 /mods Google Apps

I have read the directions.