To open non-local files copy them to a local folder and then drop them again. The local files you dropped have already been opened.
N'imepe faịlụ na-abụghị keụlọ debaa ha na nsomebefaịlụ keụlọ ma tọ̀gbọ́ ha ọzọ. Emepeláàrị́ị̀ faịlụ keụlọ ahụ ịtọgbọrọ.