Hello, I added a Sierra EM7455 card to my thinkpad x270, but since reinstalling Windows the card shows me disconnected, however it recognizes the network operator. Before doing the reinstalling everything worked fine. The drivers are up to date via the Lenovo website. Do you have an idea of th…

EM7455 disconnected, no network connection

seb106_95 January 30, 2024, 12:25pm 11

Yes there is a sim card in it, the provider is detected but I don’t have internet

MC7430: Unable to activate data connection after driver update

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