Switch data cellular between e sims is not active in my mobile?

Hello Adnan_KL,

Have you been able to enable the Allow Cellular Data Switching setting in the past? If so, did you ever receive an error when attempting to enable Allow Cellular Data Switching?

Do you experience the same behavior after restarting your device? Restart your iPhone

You can find some helpful information on Allow Cellular Data Switching in the link you came from: Using Dual SIM with an eSIM

To turn on Allow Cellular Data Switching, follow these steps:

1. Go to Settings.

2. Tap either Cellular or Mobile Data.

3. Tap Cellular Data.

4. Turn on Allow Cellular Data Switching.

If Dual SIM with eSIM isn't working as expected on your iPhone, please check out this link for some additional steps that might be helpful: If Dual SIM with eSIM isn't working on your iPhone

Thanks!