Thank you for your report.
The problem was confirmed. We’ll try to fix it in one of the future updates.
I’ll inform you about any progress on this issue.
it said in Version 8.3.1 (November 14, 2023)
*- TreeGrid. Fix the issue with selection working during pagination only for the first page
but when you change pagination **
pageSize: 8
**
and then click last in pagination then pagination says it is last records but not showing in the screen. after clicking grid it is shows but no selection and it is give an error