The Samsung Galaxy Z Fold 4, Galaxy Z Flip 4, and Galaxy Watch 5 will be launched on August 10 and they will be available for purchase from August 26 in multiple colour options.

source https://gadgets360.com/mobiles/news/samsung-z-fold-flip-4-watch-5-launch-date-sale-august-10-26-colour-options-report-galaxy-3051395#rss-gadgets-all