Screen problem

https://preview.redd.it/n8h957f9yikg1.png?width=1200&format=png&auto=webp&s=c7ea8ca2971af2b79ecc58dee8650aa7948bd4e2

After a month of using my Poco C75, the screen started showing these glitches. It hasn't been dropped or come into contact with water. This morning it was working normally. I put it in my bag with only the phone inside, and when I picked it up about 15 minutes later, it was like this. Any ideas?