The son of Prince Harry and Meghan Markle is expected to be baptised later on Saturday.
The Archbishop of Canterbury will conduct the rite during a private ceremony.
Close family and friends will attend the christening, which will take place inside a private chapel at Windsor Castle.
However the Queen will not be there.
Archie Harrison Mountbatten-Windsor was born on May 6 this year.
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UK flights resume after major air traffic outage but airports warn of more disruption
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Serbia's President Vucic dissolves parliament, calls snap elections
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With large crowds attending, Norway lays King Harald to rest
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Jordan intercepts 18 Iranian ballistic missiles
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