This question already has an answer here:
I've a weird bug with my username on stack exchange and overflow.
When I post a comment or replay a question my user isn't DataHearth but :
There's a screenshot
- App Version: 1.0.95
- Device Manufacturer: Xiaomi
- Device Model: MI 5s Plus
- OS Version: 7.0 (V220.127.116.11.NBGMIFA)