unable to install a plugin into td-agent fluentd

[DuvvuruKishore]

Describe the bug

Not able to install plugin into td-agent with the command given in docs -
C:\opt\td-agent> td-agent-gem install fluent-plugin-xyz --version=1.2.3. and still in plugin management page as well there is still commands for td-agent version 3.1 . update latest version as well

please let me know how to install plugin in td-agent 4.0

Link to the problematic documentation

https://docs.fluentd.org/deployment/plugin-management

Expected explanation

for installing the plugins, there are still older versions of commands in a page . please update the commands for new versions a well.

let us know how to install a plugin in td-agent 4.0 . the given command C:\opt\td-agent> td-agent-gem install fluent-plugin-xyz --version=1.2.3 is not working

Additional context

No response

[daipom]

Could you please tell me what commands you actually executed and the results?