Larry Karaszewski Said:
"Something is connected to my Bluetooth and I can’t get rid of it: Every time I turn on my phone a mystery thing connected to my Bluetooth I can’t disconnect it if I turn off Bluetooth and restart it’s there it a strange series of numbers and letters sa93fce332fe56f0C anyboody have a clue?"
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Check on Another Device:
Have another deice handy? If so, enable Bluetooth on it, seeing if this can be seen.
The Ultimate Workaround:
Set this iPhone up anew, as if you were to sell it. Perform 100% as instructed here: What to do Before you Sell, Give Away, or Trade in your iPhone, iPad, or iPod touch - Apple Support