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399 Days FAQ — Answers to All Your Questions
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From registration to withdrawal, games to bonuses —399 Days Whatever questions you have, all the answers are on this FAQ page. If you still can't find what you're looking for, contact our support team directly.

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Fast, simple & reliable support

Our FAQ section is kept up to date so you always have access to accurate information.

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Instant Answers

99% of questions are answered right here on this FAQ page. No need to wait for support — just search and get an instant answer.

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Simple language in Bengali

All FAQs are written in plain, easy Bangla so players of any age can follow along. Technical jargon has been kept to a minimum.

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Regular Updates

Whenever a new feature or change rolls out on 399 Days, the FAQ is updated right away. Your go-to source for the latest information.

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Security Information

This FAQ clearly covers account security, password reset, 2FA, and how to avoid fraud.

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Payment Support

Detailed instructions for all payment methods including Mobile Pay, Nagad, and Rocket. Steps to resolve deposit and withdrawal issues are all here.

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Bonus Guide

All terms and conditions for the welcome bonus, daily bonus, cashback, and loyalty points are explained in plain language.

About the 399 Days FAQ

399 Days FAQ This page was built with our millions of Bangladeshi players in mind. Whether you're new to online gaming or a seasoned player — everyone has questions. 399 Days FAQ— we've organized those questions by category so you can find answers quickly.

From opening your account and making your first deposit, to claiming bonuses, playing games, and finally withdrawing your winnings — if you run into any trouble at any step, this399 Days FAQ This page should be your first stop. If you can't find your answer here, our 24/7 Bengali support team is always ready to help.

The questions below are organized into 6 categories — Account & Registration, Login & Security, Payments & Transactions, Bonuses & Rewards, Games & Betting, and Technical IssuesClick on any category or use the search bar at the top.

Account & Registration

399 Days FAQ— this is one of the most frequently asked questions on 399 Days. Register you will need:
  • An active mobile number or email address
  • A strong password (at least 8 characters)
  • You must be 18 years of age or older
Registration takes just 2 minutes. Once registered, you'll immediately be eligible for the welcome bonus.

No.399 Days Terms & Conditions only one account per person is permitted. Creating multiple accounts may result in both accounts being suspended and any remaining balance forfeited. Play fair and stick to one account.

KYC Verification Required for secure payments. Go to Account Settings and upload a photo of your National ID (NID) or passport. Verification is typically completed within 24 hours. Once verified, you'll be able to process large withdrawal amounts.

Yes, you can close or temporarily deactivate your account at any time. Simply send an email to support@399days.bet. Make sure to withdraw any remaining balance before closing your account. Responsible Gaming Self-exclusion is also available under our policy.
Login & Security

On the login page and click the "Forgot Password?" link. Enter your registered email or mobile number. A reset link or OTP code will be sent within 2–5 minutes. Set your new password and Log In to 399 Days. If you don't receive an SMS or email, check your Spam folder.

Go to the "Security" section in your account settings and enable 2FA. After that, to access 399 Days you will also need to enter the OTP sent to your mobile along with your password. This adds an extra layer of security to your account — we strongly recommend keeping it enabled.

Entering the wrong password 5 times in a row will temporarily lock your account for 30 minutes. Wait 30 minutes or reset your password. If the issue persists, contact support@399days.bet — most cases are resolved within 1 hour.

Never. 399 Days will never ask for your password, OTP, or banking details via phone, email, or social media. If anyone claims to represent 399 Days and requests such information, it is a scam. Disconnect immediately and report it to us.
Payments & Transactions

399 Days FAQgets a lot of questions about payments. We support all the popular methods available in Bangladesh:
  • Mobile Banking: Mobile Pay, Nagad, Rocket, Upay
  • Bank Transfer: Dutch-Bangla, BRAC, Islami Bank, and 30+ other banks
  • Crypto: Bitcoin, USDT, Ethereum
For more details Payment page See details.

Minimum Deposit: BDT 500 (BDT 200 for mobile banking). Minimum Withdrawal: BDT 500. The maximum withdrawal is up to ৳500,000 per day (higher for VIP members). Deposits are usually instant, and withdrawals are processed within 15 minutes to 24 hours.

Withdrawals typically take 15–30 minutes for mobile banking and 2–24 hours for bank transfers. If more than 24 hours have passed:
  • Check whether your KYC verification is complete
  • Verify that your payment details (number/account) are correct
  • Contact us at support@399days.bet with your transaction ID

399 Days No additional charges are applied on deposits. However, your payment provider (such as Mobile Pay or your bank) may charge their own fees. Withdrawals are generally free of charge. For more details Payment page See details.
Bonuses & Rewards

399 Days Welcome Bonus To receive Register and make your first deposit. A percentage bonus on your first deposit will be credited to your account automatically. Bonus terms and rollover requirements on the Rewards page full details are provided.

Bonus funds cannot be withdrawn directly. Each bonus has a Rollover requirement apply — meaning you must wager the bonus amount a set number of times. Example: a 10x rollover on a BDT 1,000 bonus requires BDT 10,000 in bets. Once the requirement is met, the bonus becomes withdrawable.

The new day's bonus becomes available after midnight (Bangladesh Time) every day. Login and go to the "Bonus" section to claim it. Regular players receive daily login bonuses, cashback, and special offers. For more details on the Rewards page See details.

399 Days Referral Program Invite friends and earn a bonus when they sign up and make their first deposit. Find your unique referral link in your account profile. The more you refer, the more you earn. on the Rewards page View full details.
Games & Betting

399 Daysfeatures a massive game collection:
  • Slots: Classic & video slots, 500+ titles
  • Live Casino: Live Baccarat, Roulette, Blackjack
  • Cricket Betting: All tournaments including IPL, BPL, and the World Cup
  • Football Betting: Premier League, La Liga, Bundesliga
  • Virtual Sports and much more
On the Games page Browse the full collection.

Yes, 399 Days' All games are built by internationally licensed software providers and independently audited by third parties. Every game features RNG (Random Number Generator) is used to ensure results are completely random and fair. We are committed to responsible and transparent gaming.

In jackpot games A small portion of every bet goes into a massive prize pool. Any player can hit the entire jackpot on any spin. The jackpot can climb into crores of BDT. On the Jackpot page Check the current pool and try your luck today.

399 Days BettingOdds on are displayed in decimal format (e.g., 2.50). This means a ৳100 bet returns ৳250 if you win (৳150 profit). Higher odds mean lower probability but a bigger payout. For a full betting guide, on the Betting page you'll find it.
Technical Issues

Start by clearing your browser's cache and cookies. Use Chrome or Firefox — older browsers may cause issues. Check that your internet connection is stable. If the problem persists, contact our Mobile App Download — on the App page you'll find the link.

Game loading issues are usually caused by:
  • Slow or unstable internet connection
  • Outdated browser version
  • Low device RAM
Fix: Refresh the page, update your browser, or Mobile App For issues with live games, make sure you have a stable WiFi or 4G connection.

Yes, 399 Days App Completely free to download and use. The app is available for both Android and iOS. Download links and installation instructions on the App page you'll find it. The app offers exclusive bonuses and a faster experience.

Access issues can sometimes occur due to ISP or network filters. You can use a VPN in such cases. Alternatively, use our official mobile app — App Page to download. Contact support@399days.bet for the latest active domain.

Still have questions? this 399 Days FAQIf you can't find your answer here, contact our support team directly. We're available 24/7, all 7 days of the week, with assistance in Bengali. There's a real person ready to help you.

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