Redmi buds4pro has no popup window.

Turn on the phone, housekeeper. Open "Notification Management" after entering, and then you can see "Notification Management" and "Floating Window Management". Then find the Bluetooth icon in the "floating window management", click it, there are three options, and click Allow.

Redmi Buds4Pro packaging continues the simple design style of Xiaomi, and the packaging box is pure white. On the back of the box, the functions of Redmi Buds4Pro, such as active noise reduction, intelligent interconnection of two devices, and low-delay fast game mode, are introduced. Headphones have built-in dynamic dual sound generating units, which bring stronger stereoscopic listening, and have the characteristics of long battery life, IP54 dustproof and waterproof.