How to add a table of contents macro? when i try to add it disable the "update" button.

[Manu John]

i would like to add table of contents on my confluence page. when i follow the instruction it dosnt work. {toc} disappear also at the bottom of the page it disable the "update" button. please help. 

[Lizzie_Rogers]

Hey @Manu John what instructions are you following?

Also, if the update button disappeared, that sounds like either you lost internet connectivity or the browser window was lower on the screen so you couldn't see the button.

[Manu John]

it didn't disappeared. its not enabled. its still there faded.