Critics plan to sue, saying the new requirement would almost certainly lead to errors and could disrupt the process of certifying the vote in a crucial battleground state.

Trump majority on the battleground state's election board approved the move, which critics from both parties warn could lead to delays in reporting results.

Georgia's state election board, dominated by supporters of former President Donald Trump, on Friday approved a controversial measure requiring hand-counting of ballots that critics say could create chaos in November.