[nRF7002EK] Unable to read mac address

Hello,

Development Environment :
SDK version: nRF Connect SDK v2.7.0
Toolchain version: nRF Connect SDK Toolchain v2.7.0
Development environment: Ubuntu 22.04
Development tool: Visual Studio Code
Development board: nrf7002dk_nrf5340_cpuapp
Example refference path: ~/ncs/v2.7.0/nrf/samples/wifi/sta

We are using nRF7002EK for evaluation purpose. Earlier we were able to connect to the wifi router using this module. But, now when we flash the mentioned sample code. We are not able to read the mac address over QSPI interface. we are getting 0s for all mac address.

When we tried to check if OTP memory is working or not we got the following response.

 

from here we got to know that this is an irreversible state. 

So, is there a way we can replace only the OTP memory on the nRF7002EK, as it will be a suitable alternative for us rather than replacing the whole module. If yes, can you please suggest a part no for an OTP memory.

Thank you.

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