He wins or draws on every measure of unpopularity, other than YouGov net satisfaction where Liz Truss still beats him.
It's a problem with pretty much anyone. Things are bad from a fundamental structural failings for decades, elect new person, don't see immediate turn-around, they're massively unpopular.
The only way out of this is if you successfully blame $marginalised_group for the peoples problems. Or spend decades undoing the damage, but nobody ever gets decades in power.
https://www.theguardian.com/commentisfree/2025/oct/28/keir-s... https://edition.cnn.com/2025/09/30/uk/keir-starmer-labour-pa...
I've come across various sources that lean center-left, note, CENTER-left, saying this. I think there might be something to it.