By reseting sense. No other way. If you set wlan ssid and password as the same as before, all devices will reconnect without hassle. There are many threads about this already in the forum, for example: https://community.f-secure.com/t5/F-Secure-SENSE/Need-to-change-the-managing/td-p/102197 Reseting guides: https://community.f-secure.com/t5/F-Secure-SENSE/How-do-I-perform-a-soft-reset-on/ta-p/94233 https://community.f-secure.com/t5/F-Secure-SENSE/How-do-I-perform-a-factory-reset/ta-p/94232 I think full factory reset was needed, or that is what I did last time I changed my phone.
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