I Have same problem, I try this and Good Work For Me. I have You can try this :
1. Full Erase Address this :
START=01000000
END=013FFFFF
STARTe=013F0000
ENDe=013FFFFF
2. Write PM 2300 RM-4 Full
3. UI Setting
I hope this good for network down after patch. Good Luck!!
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