Cleaning is a good suggestion. I’d start there.

Also, that kind of looks like the cheap black textured plates that come with some printers. I thought the people talking about pei sheets were over-hyping but honestly they are really much better. It’s not a silver bullet but pla sticks soooo much better to them.

For pla it’s overkill, but for tricky stuff build adhesive can help. I had good luck with vision miner. It’s expensive but it’s been buy once, cry once because it has lasted a really long time.