Hi
Roop Gajjar
To set up SSO for SSRS, you have to custom security extension.
You can see:
https://learn.microsoft.com/en-gb/archive/blogs/cliffgreen/reporting-services-single-sign-on-sso-authentication-part-1
https://learn.microsoft.com/en-gb/archive/blogs/cliffgreen/reporting-services-single-sign-on-sso-authentication-part-2
This is also an example of how to implement SAML 2.0 response-based SSO authentication in SSRS:
https://www.mssqltips.com/sqlservertip/4988/sql-server-reporting-services-custom-security-with-single-signon/
If this helps kindly accept the answer thanks much.