For those who dont know yet then we do have some countdown sites on upcoming halving.

https://academy.binance.com/en/halving
https://www.nicehash.com/countdown/btc-halving-2024-05-10-12-00
https://www.coingecko.com/en/coins/bitcoin/bitcoin-halving

Speaking about halving effect? Its always been bullish but we cant be sure on what would be the dates in regarding on this one
but im not really that too optimistic because we know that history could neither happen once again or would be seeing different this time.