Go to Settings > Touch ID & Passcode. On devices without Touch ID, go to Settings > Passcode: Tap Turn Passcode On. Enter a six-digit passcode. Or tap Passcode Options to switch to a four-digit numeric code, a custom numeric code, or a custom alphanumeric code. Enter your passcode again to confirm it and activate it.
Wales uses the same currency as the rest of the United Kingdom, the British Pound Sterling.
Current and historic exchange rates for Irish Pound, the Euro, Sterling (Northern Ireland) and other currencies. The currency in the Republic of Ireland is the Euro (ISO currency code EUR). There are 7 euro notes. In different colours and sizes they are denominated in 500, 200, 100, 50, 20, 10 and 5 euros. The notes are uniform throughout the euro area; unlike coins, they have no national side.