Hi,
I am getting an error message on the top of my page when I am in my catalog.

"Error Error: Destination not writeable /home/content/37/12345677/html/images/"

I can not add any products with pictures or updates the pictures.
then I get two errors.

"Error Error: Destination not writeable /home/content/37/8890537/html/images/
Error Error: Catalog images directory is not writeable: /home/content/37/8890537/html/images/"

I have read all the threads I could find on this. I don't understand exactly where I'm supposed to go to fix this.
Could someone please break it down, step by step, where to go to fix this.

Thank you