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Tk4 FAQ – Answers to All Your Questions

From registration to withdrawal — everything you need to know about tk4 is answered on this page. If you still need help, feel free to reach out to our support team directly.

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Registration FAQs

To register, you'll need an active Bangladeshi mobile number, a valid email address, and you must be at least 18 years old. No document uploads required — registration takes just 2 minutes.

Yes, registration on tk4 is completely free. There are no registration fees or hidden charges. Once your account is set up, you'll be eligible to claim your welcome bonus right away.

Only one account can be created per mobile number. Creating multiple accounts violates tk4's terms and may result in your account being permanently banned.

Mobile OTP verification is mandatory. Email verification is optional, but it's a good idea to verify your email to make account recovery easier.

No. tk4 strictly enforces an 18+ policy. Registration by minors is strictly prohibited, and any such accounts found will be permanently closed after verification.
Login Questions

On the login page, click the "Forgot password?" link. An OTP will be sent to your registered mobile number. Verify your identity using the OTP, then set a new password. The whole process takes under 3 minutes.

There are a few reasons why an OTP might be delayed:
  • Network issue — wait a moment and try again.
  • Invalid mobile number — please verify the number.
  • If SMS is blocked — contact your mobile operator.
Wait 30 seconds, then tap the "Resend" button. If the issue persists, Help Center contact us.

After 5 consecutive incorrect password attempts, your account will be temporarily locked for 30 minutes. Wait 30 minutes and try again, or log in using the OTP method. If the issue persists, email support@tk4.run.

You can stay logged in on multiple devices at the same time. For your security, keep the "Remember me" option turned off on unfamiliar devices, and check your active sessions regularly.
Deposit & Withdrawal Questions

tk4 currently supports easy deposits via bKash, Nagad, and Rocket. Bank transfers are also available. All payment methods are instant and secure.

The minimum deposit at tk4 is just ৳500 — set with Bangladeshi users in mind so everyone can get started with ease.

Withdrawal requests are typically processed within 15 minutes to 24 hours. bKash, Nagad, and Rocket are usually the fastest. During peak hours or when verification is required, it may take a little longer.

The minimum withdrawal amount is ৳500. You'll also need a sufficient account balance and must have met any applicable bonus wagering requirements.

Deposits are instant in most cases. However, network issues may cause a 2–5 minute delay. Try refreshing the page. If the balance still hasn't appeared after 15 minutes, please contact us with a screenshot of your payment via Help Center let us know.
Bonus & Offers

Your welcome bonus is credited automatically the first time you make a deposit after registering. You can typically receive up to 100% of your first deposit as a bonus, subject to applicable terms and conditions.

No, bonus funds cannot be withdrawn directly. Winnings from bonuses become withdrawable only after the applicable wagering requirements are met. Terms vary by bonus, so make sure to read the conditions carefully before claiming any offer.

Logging into tk4 every day earns you a small bonus. The longer your daily login streak, the bigger the bonus. Miss a day and your streak resets.

Yes, tk4 has a referral program. Refer a friend and once they make their first deposit, you'll earn a bonus. For more details, check the referral section in your account.
Betting Questions

tk4 lets you bet on 30+ sports including cricket, football, badminton, tennis, basketball, and volleyball. Cricket and football are the most popular choices among Bangladeshi users.

Live Betting lets you place bets in real time while a match is in progress. The odds change every moment, making it more exciting than regular betting — because you can read the game as it unfolds and make smarter decisions.

Once a bet is confirmed, it generally cannot be cancelled. However, in certain circumstances — such as a match cancellation or a technical error — bets may be automatically voided and refunded.

The minimum bet on tk4 starts from just ৳10 BDT, making it easy for new users to learn betting without taking big risks. Maximum bet limits vary depending on the market and event.
Security Questions

Yes. tk4 uses 256-bit SSL encryption to keep all your data secure. Our servers are monitored around the clock by a dedicated security team. Millions of users transact safely on our platform every day.

Email support@tk4.run or reach out via live chat immediately. Our team will lock the account right away and launch an investigation. Change your password without delay.

No. Your personal information is never sold or shared with any third party. We only store data necessary to operate our services. For more details, please refer to our Privacy Policy Read.
Account Management

To change your mobile number, email support@tk4.run. Once your identity is verified, your number will be updated. For security reasons, this cannot be done directly through the app.

Withdraw your balance before closing your account, then send a closure request to support@tk4.run. Responsible Gaming The page also includes a self-exclusion option.

After logging in, go to Account Settings to update your name, email, and preferred language. To change your mobile number, please contact our support team.

Yes. tk4 follows responsible gaming principles. You can set your own daily, weekly, or monthly betting limits. To learn more, Responsible Gaming View page.
Why choose tk4

Trusted by millions of Bangladeshi users

Discover what sets tk4 apart from the rest.

Fastest Transactions

Deposit instantly via bKash, Nagad, and Rocket in seconds, with withdrawals processed within 15 minutes.

24/7 Bengali Support

Reach out to us in Bangla anytime. Live chat and email are always open.

Industry-Grade Security

256-bit SSL encryption, two-factor verification, and 24/7 security monitoring.

Mobile App

A fully Bengali-language app available on Android & iOS. Play from anywhere, anytime.

Daily Bonus

Welcome bonuses, daily login rewards, referral bonuses, and seasonal offers — available all the time.

500+ Live Matches

Bet on 500+ live events every day — from cricket to esports and everything in between.

About the tk4 FAQ

The tk4 FAQ page is designed to give Bangladeshi users quick answers to the most common questions. From registration and login to deposits, withdrawals, bonuses, betting, and security — you'll find detailed information on all of it right here.

We know many users are trying an online betting platform for the first time. That's why we've answered every question in plain, easy-to-understand language. If you can't find what you're looking for here, feel free to Help Center contact us.

Tip: Type a keyword into the search box above and you'll be taken directly to the relevant answer.

Tk4 is committed to building a responsible gaming culture in Bangladesh. We want every user to play mindfully and safely. If you feel your gaming is getting out of control, please Responsible Gaming Go to the page and set up self-exclusion or place a limit.

Email Support

Email us with any questions or issues. We typically respond within 2 hours.

support@tk4.run
Help Center

Visit our help center for detailed guides and tutorials.

Help Center
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