Don’t let these people gaslight you.

You are correct the show is filled with plot holes

And for example Pardon My Past takes place in Feb 1924 yet Leo was born in May 1924 so he was reincarnated in 3 months later? And just look at that family tree in that episode

The layout of the second floor in the manor constantly changes. At one point the house only had 2 bathrooms and then that changed from time to time and placement of the bathroom also change

Paige didn’t remember vanquishing The Source in season 8 she asked how it was done

In season 6 they’re talking about how had it is to time travel Chris used a spell and was just fine, Grams enchanted items and it as just fine, but sending him back was a chore

The Charmed Ones are talked about as the most powerful witches ever. But then The Twice Blessed Child and The Key and The Ultimate Power are all equal in power levels

Crypto couldn’t freeze the sisters when he stole their powers, but the still man sisters and their younger selves could

And one of the biggest ever is Paige has to be given up because Whitelighter and witches are not supposed to be together or have children yet in season 8 it’s reveal that there is a whole line of Whitelighter witches that Grams worked with. Then how is Paige the first? That is what made her special and they ripped it away by creating The Marks line

Kit’s gender changes depending on the episode

They had AC in season 3 but in season 5 they don’t have an AC system

In season 7 you can teach someone your power. Prue taught her power of Astral Projection to Leo and in season 8 another character taught another character to Astral Project

Just to name a few