Key is to use python (or similar) to make bulk changes. Use a variable to store the API response and print this out on to screen. It is usually a  <Response [200]> for success <Response [400]>  or  <Response [404]> for errors. To decipher this, you should (in python) parse this into json() i.e. details =  response.json() print(details) ...you shoud see the exact nature of the error/failure: in my case I had included some special chars in the comments section on rule 3:   {'errors': ['At least one of your firewall rules is invalid: "ssid[firewall_rules][3][comment] Comment may use only letters, numbers, spaces, and common punctuation".']}   P.S - special chars are allowed if you enter via GUI but not via API seemingly!!!     ... View more