Asia's gambling hub became a ghost town after coronavirus lockdowns saw a severe downturn in visitors.
Macau authorities said they will slowly start handing out tourist visas from Wednesday to bring gamblers back.
Casino operators have been losing $15m (£11.5m) daily in expenses, according to estimates.
Visas for both individuals and group tours from mainland China will be restored in phases. Macau, like Hong Kong, is a special administrative region (SAR) of China.
Authorities did not say when visas will be made available to tourists wanting to travel to Macau from outside China.