From Edit Page
To create a table, open a macro and search for Excel-like Tables.
...
If you want to perform a quick simple update to the table, you can also edit your tables from the view mode. Learn more.
From View Page
If you want to add a table directly from the view page, you can navigate your cursor to the top right menu button, and select Excel-like Tables
sub-menu
...
It will then prompt a dialog for the user to create a table,
...
Click on Create and wait for the system to add a new table to your confluence page
...