I used to stan ha(literally, she was my joint fave alongside Beyonce) when I was like, 12-14. Then I discovered Youtube and her live performances, and developed a strong disliking of her over time. No musicality, approaches every song like it's a tool to demonstrate how many ostentatious vocal gymnastics and acrobatics she can squeeze out of every word. When she butchers classics like At Last, O Holy Night and the SSB
The way she strains is extremely unpleasant to listen to as well, especially now that her texture is noticeably more coarse due to years of abuse. I still use many of her old studio hits like Beautiful, The Voice Within, Fighter, and ANOM though.
She comes off as lacking humility as well (more so than any other pop star I can think of), which isn't a huge problem for a musician, but is still a little bit off-putting.