The 21-year-old crashed out of the US Open in the first round, and has been spotted in Henley during her downtime this month.
She has previously been asked about studying at the University of Oxford having visited the institution with her friend earlier this year.
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But her fame and commercial deals have been viewed with envy by other tennis players, according to national reports.
“We have seen this before whether it was Anna Kournikova or Eugenie Bouchard,” an insider told the Telegraph.
“Anna felt behind closed doors that the other girls raised their level and wanted to beat her so badly because they were jealous of what she had – fame and wealth.”
The option of studying at the University of Oxford remains a very possible option after the star was spotted on a day trip to the city and a visit to the university prior to Wimbledon.
“I’m very much focused on my professional tennis career,” she said in a post-match press conference.
“Once that’s over maybe or once I have more disposition or more time, that’s for sure something I would love to explore.
“For now I’m very much focused on the tennis.”