If you wish to drive with an Irish driving license outside Ireland, check international rules
https://driving-license-irelandhqtz408.summitviewdaily.com/posts/what-you-must-forget-about-the-need-to-improve-your-how-to-get-drivers-to-license-in-ireland
If you wish to drive with an Irish driving license outside Ireland, check global rules. Some countries might require licenses or license translations for visitors.