router - ISP modem crash when a wifi connected phone leave it's range - Stack Overflow
2 Ways to Fix Qualcomm Crash Dump Mode on Any Android Phone - Gadgets To Use
AppleProto03 on Twitter: "For some reason it must have a SIM card in at all times, otherwise the modem will crash, forcing you to restart the phone: https://t.co/KYv5iDslvC" / Twitter