Hi Tianyu,
Greetings from Syncfusion.
Query: However, when I switch to another page and switch back to first page. The selection on first page will disappear. How can solve this issue?
We have analyzed your query and we suggest to use persistSelection property of the selection module to achieve your requirement. Please refer to the below code example and online demo for your reference,
Code Example:
[.cshtml]
...
<e-grid-selectionSettings persistSelection="true"></e-grid-selectionSettings>
... |
Please get back to us for further assistance.
Regards,
Logesh Rajappa