The phrase "about her understanding" is correct and usable in written English.
It can be used when discussing someone's comprehension or perception of a particular topic or situation.
Example: "The teacher was impressed by the depth of her understanding about her understanding of the complex subject matter."
Alternatives: "regarding her comprehension" or "concerning her grasp".
He asked about her understanding of what he had said.
They also asked about her understanding of how to implement the K-12 education law known as the Every Student Succeeds Act.
Asked about her understanding of the technology at the Conservative Party conference, Rudd came out with this gem: "I don't need to understand how encryption works to understand how it's helping the criminals.
The Home Secretary was apparently questioned about her understanding of encryption at a fringe meeting at the Conservative Party conference, where she hit out at the tech industry for being patronizing.
Nevertheless senators on the Judiciary Committee should press her more generally on the commerce power through which the modern regulatory state has arisen, not least because so little is known about her understanding of that and of so much else besides.
Palin was correct about her understanding followers.
She seems to genuinely care about the team working for her, understanding how to get the best out of them – "they've just done 80 covers and they've started to relax so you've got to keep them going.
The teacher's reasonable assumptions about her students' understanding of fractions were severely challenged by the cognitive constructs that Tim exhibited during his first two interviews.
But I didn't come to love Joni Mitchell by knowing anything more about her, or understanding what an open-tuned guitar is, or even by sitting down and forcing myself to listen and re-listen to her songs.
Unlike some showrunners, Soloway (left) engaged with criticism about her show: understanding the discussion around the casting of non-trans actor Jeffrey Tambor (above) as Maura, she established a "transfirmative action plan", that favoured hiring trans people over non-trans people across the production.
Carrie (F), for example, talked positively about her midwives understanding her needs in labour: … they were very sensitive to where I was in my labour and what I was feeling and… I was very calm and self contained.
