There may be insufficient memory space or the phone is not compatible with the new version of qq.

I suggest you clean up the memory space of your mobile phone and try again if it is still stuck.

The Redmi k40 is equipped with Snapdragon 870, a new generation E4 AMOLED flagship straight screen, Dolby panoramic sound, 7.8mm slim body design, 4520mAh high power, 360Hz three-finger touch, 120Hz high refresh, X-axis linear motor, NFC function and infrared remote control. Affordable, 12GB version of the activity got a hand price of 2399 yuan; 8+ 128GB activity got the price of 1999 yuan.