If you want to drive with an Irish driving license outside Ireland, check worldwide guidelines

https://full-irish-driving-licencecdsv395.alderbrief.com/posts/the-steve-jobs-of-how-to-get-drivers-to-license-in-ireland-meet-with-the-steve-jobs-of-the-how-to-get-drivers-to-license-in-ireland-industry

If you wish to drive with an Irish driving license outside Ireland, check international rules. Some nations may need authorizations or license translations for visitors.