Hi.   I had a iPhone 6.    sometime over Xmas 2018, I took a iOS upgrade to 12.1.2 and I immediately had all sorts of...

Thanks. Agree on the known issue - my 7just came back from apple with a new logic board. I guess I’m not fixing the 6. Thanks for for the advice.

hi all.   I have a similar problem.   nothing specific happened to my phone to cause this, no drops or anything  (iphone 6) .  its previously had a new wifi/ Bluetooth antennae and connector ribbon, but several months ago.    last week, it started constantly searching for a network.   I also noted that the option to automatically or manually choose my network under settings/ cellular has vanished. What ive done so far.         1.   Reset Network Settings.    appeared to make zero difference (1) Reset All Settings/ Erase all content and Settings.  Both of these have temporarily given me a network connection again., but a few hours later its disappeared and im back to no network.    I have both restored my phone from a backup and set it up as a new phone. (2) re-reseated the antennae connector into its slot (under the battery protector plate).  it felt fine, but it had been removed previously as i needed to remove the entire mother board to install the Wifi antennae, but as i said, several months ago.).   As...