The ailing retailer said its net loss came to 531 million euros, compared with net income of 746 million a year earlier.
The move allows the French grocer to bulk up the nonfood part of its e-commerce business.
The move marks the first strategic step by the French retailer’s new chief executive.
The French grocery retailer appointed a former electronics retailer executive after his predecessor stepped down for personal reasons.
The French retailer said operating profit fell 12.1 percent in the first half, dragged down by a weak performance in its home market.