Chosen Solution
Phone shuts off at 25% Replaced the battery Still shuts off at 25% Why is this? Help please
possibly tristar if the same percentage cutoff
Its possible your replacement battery is bad, but otherwise Tristar IC is a possible candidate. Have a read of the answer we provided here: My iPhone 6 Plus won’t turn on at all The issue they are facing is different, but the information is still relevant to you.
