If e-voting is currently being used, is it available for all voters or only some groups of voters?

Director de Relaciones Internacionales, Junta Central Electoral

Electronic scanning devices were installed nationwide at polling stations in 2016. Since this was the first instance of such widespread use of this technology, the Central Electoral Board reports that 76% of the devices were implemented correctly due to personnel issues, technical problems and party objections to the use of equipment at certain stations.