Looks like this started in 2019, so I guess it only affects more recent hardware? I put an iFixit battery in my 5S a year ago and I didn't hear any complaints (

Looks like this started in 2019, so I guess it only affects more recent hardware? I put an iFixit battery in my 5S a year ago and I didn't hear any complaints (doubled the life of it compared to the tired old one in there, too).