> For the complete documentation index, see [llms.txt](https://docs.chamilo.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.chamilo.org/1.11.x/teacher-guide/wiki/commenting_a_page.md).

# Commenting a page

By clicking the *Discuss this page* icon ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-81c2b3d723fdda6772df164989de9fdfa4ddbeef%2Fgraphics211.png?alt=media), you get access to a form to add/see comments. This area is visible and can be updated by any user. Other actions which can be executed on wiki pages are:

| Icons                                                                                                                                                                                                                                                                                                                                                                                                               | Features                                                    |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------- |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-1e54d01ff26043be41f0e509324612d88add6e7e%2Fimages147%20\(1\).png?alt=media)                                                                                                                                                                                                    | Check the history of changes of a page                      |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-f9aa67ce15461176aee73e88272494a21c2a73fe%2Fimages148%20\(1\).png?alt=media)                                                                                                                                                                                                    | Show a list of pages linked to the current page             |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-2d5e260a5f21585e0a76c81a0a66b6dbf5be60e6%2Fimages219.png?alt=media)                                                                                                                                                                                                            | Delete the current page                                     |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-7006e8ffec9e61c0d72138692e1d927f9bbc0f79%2Fimages150%20\(1\).png?alt=media)                                                                                                                                                                                                    | Export the page as an HTML document                         |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-79622266d1e1f115ca8d1264b853f8adfd129e61%2Fgraphics214.png?alt=media)                                                                                                                                                                                                          | Export the page as a PDF document                           |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-475c8eacf6b477df318cf19b278c0afbe7c43983%2Fgraphics215.gif?alt=media)                                                                                                                                                                                                          | Get an e-mail notification of all changes made to this page |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-98fe3121605737eab2535752e049de163065d471%2Fgraphics64.png?alt=media)                                                                                                                                                                                                           | Make a page visible/invisible to learners                   |
| ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-351df8709d98249a4b04efe84a0efcb34bb58098%2Fgraphics269.png?alt=media) ![](https://2324583860-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlDtbPjZhax0iCyOmO06r%2Fuploads%2Fgit-blob-22286394592f01ef47ea47915a90a49d984efbb5%2Fimages152.png?alt=media) | Lock / Unlock a page for edition by learners                |