Winning big sums of money at online casinos is indeed possible, but it's important to understand the odds and the nature of casino games. Here's how such wins occur and their frequency: High Variance Games: Big wins often come from playing high variance games like slots, where payouts are infrequent but can be large.
You just have to stick to legal, regulated online casino sites such as BetMGM, Caesars Palace Online Casino, FanDuel, Betway, bet365 and BetRivers. They offer great casino game ranges and they will pay out quickly and without any issues if you win.