Check if a folder is NOT read only

[true wind]

• means some selected items are yes
  √ means all items are yes
  Not filled in means no

[rancid sleet]

It's a bad idea to mess with any of the core files or folders Windows needs for proper operation. Technically, you can override whatever files or folders you wish with different read-only or ownership permissions, but if you break things, you keep both pieces. 😉