3999's FAQ — Answers to all your questions, right here

No, at 3999 each individual is allowed only one account permitted. Only one account may be created per mobile number. Any attempt to create multiple accounts will result in all accounts being suspended and all bonuses forfeited.

On the login page, click "Forgot Password?". An OTP will be sent to your registered mobile number. Use that OTP to set a new password. You can also log in directly via OTP. For further assistance, FAQ or contact support.

Yes, but this cannot be done on your own — you'll need to contact support. Once your identity is verified, our team will update your number for you. This process typically takes 24 to 48 hours.

Entering the wrong password repeatedly may temporarily lock your account. Usually, waiting 30 minutes is enough. If you're still unable to log in, try the OTP login method. If the problem continues, reach out via Live Chat — we'll sort it out quickly.

The minimum deposit amount may vary depending on the payment method. Check the cashier page or contact support for the latest details. Generally, deposits start from BDT 100. Note that a minimum deposit amount is required to qualify for the first deposit bonus.

Withdrawal requests are typically processed within 15 minutes to 1 hour the process is completed. Requests made between midnight and 6 AM may take slightly longer. Your first withdrawal may also take a bit more time due to verification.

First, wait 5–10 minutes. If the issue persists, contact support with your transaction ID and we'll verify and resolve it promptly. Also double-check that the transfer was made to the correct 3999 account.

No, bonus funds cannot be withdrawn directly. Every bonus has a Wagering Requirement applies — meaning you must wager the bonus amount a specified number of times before withdrawing. Terms may vary for each bonus — see the promotions page for full details.

If someone registers at 3999 using your referral code or link and makes their first deposit, you will receive a referral bonus. For bonus amounts and terms, Promotions Page here.

3999 typically pays out weekly cashback. If your losses reach or exceed the qualifying amount in a given week, cashback will be credited to your account at the applicable rate. To see the latest cashback offers, Promotions Page and VIP Page here.

Yes, all games at 3999 RNG (Random Number Generator) technology is used to ensure completely fair and verifiable results. Live Casino games use real cards and real dealers — there is no room for manipulation.

3999's Sports Betting section lets you bet on all major sports events worldwide — including cricket (IPL, BPL, World Cup), football (Premier League, Bundesliga, World Cup), tennis, badminton, and more. Live betting is also available.

Fish Game is a skill-based game where various fish and sea creatures move across the screen. You shoot to catch them and earn rewards for each catch — bigger fish means bigger prizes. Full rules are available within the game.

3999 has robust security measures in place, but your own vigilance matters too: Never share your password with anyone, use a strong password and avoid logging in on public Wi-Fi. Enabling two-factor authentication (2FA) adds an extra layer of security to your account.

Yes, 3999 strictly 18+ Policy Age is verified at the time of registration. Identity documents may be requested in suspicious cases. Accounts belonging to underage users will be closed immediately. Responsible Gaming View page.

To install an APK on Android, enable Settings → Security → Unknown Sources in your phone settings first. You can turn it off again after installation. Make sure the app file size matches — if the download was incomplete, please try again.

Yes, absolutely. The 3999 website is fully mobile-friendly — you can play all games directly from your mobile browser. That said, using the app gives you faster loading, push notifications, and an overall better gaming experience.

Yes, keeping the app updated is important for security and access to new features. You'll receive a notification when an update is available upon opening the app. Some games or features may not work correctly if the app is out of date.