I use a drain plug called Tubshroom. Have bought 2 for 2 different bathrooms, and both work incredibly well. It's much better than any other drain cover I tried previously.

Link: https://www.amazon.com/TubShroom-Revolutionary-Protector-Strainer-Stainless/dp/B07MKPMBCJ/ref=mp_s_a_1_9?crid=3024BLNPEJXEZ&keywords=hair+catcher&qid=1683596248&sprefix=hair+catcher%2Caps%2C124&sr=8-9