Nexus Repository Manager upgradation from 3.22.1-02 to 3.25.1

How can i upgrade my Sonatype Nexus Repository ManagerOSS 3.22.1-02 to 3.25.1 please help me on this.Thanks in have any configaration steps please provide here.

Have you checked the documentation here: Upgrading ?

I tried it but i am not able to get successes, can you please help me on this.

As far as I know the upgrade should be pretty seamless. What kind of installation are you using? What kind of errors are you encountering?