Keeping the account yours
Almost every compromised betting account in India was compromised the same way: the owner gave someone the keys, usually while being helped with something. The platform's security is rarely the weak point. The phone call that came first is.
The OTP is the account
A one-time password is not a formality or a verification step. It is a single-use key that grants full access to your balance. Anyone holding it can log in, change your details and withdraw.
Which means there is no situation — none — in which sharing it makes sense. Not to unblock an account, not to release a stuck withdrawal, not to claim a bonus somebody has phoned to tell you about. Every one of those framings exists specifically because it sounds like a reason. If you remember one line from this page, make it that one.
The search-result support number
This one is particularly effective in India and worth understanding. People lose access, search for a customer care number, and call the first result. Fraudsters buy and optimise those listings precisely because someone searching that phrase is already anxious and already looking for help.
The person who answers will be calm, professional and apparently knowledgeable. They will then ask for an OTP, or ask you to install something. The defence is simple: get support contacts from the contact page on this site, never from a search engine, and never from a number forwarded to you.
Screen sharing is always the attack
If anybody asks you to install AnyDesk, TeamViewer or a similar app so they can help, the call is fraudulent. There is no exception to this and no legitimate version of that request. Genuine support resolves account problems from their own side; they have no need to watch your screen and no permission to control your device.
Once that app is installed and connected, the person on the other end can see everything you type, including your password and any OTP arriving on the same phone. If you have already installed one at somebody's request, uninstall it, change your password from a different device, and tell support.
Unique passwords beat complex ones
A password reused from another site is only as strong as the least careful place you used it. Breaches at unrelated services happen constantly, and the resulting credential lists get tried against betting and payment sites first, because that is where money is.
A password used nowhere else is safer than a complicated one used everywhere. If remembering a different one for every site is unrealistic, a password manager solves it properly, and even writing this one down somewhere private is better than reuse.
Act fast on anything unexpected
An OTP you did not ask for means somebody already has your password. A session ending while you are still using the account means the same. Your phone suddenly losing all service can mean a SIM swap in progress.
In all three cases the right response is immediate rather than wait-and-see: change your password from a device you trust, contact support, and if service has vanished, call your mobile operator. Support runs 24x7 precisely because these things do not happen at convenient hours. Reaching them within minutes is usually the difference between an attempt and a loss.