How to customize admin panel 1C Bitrix?

Question

1C-Bitrix

Where can I read about customizing the admin panel in 1C Bitrix?

Answer 1

This is done very simply. Create your own module , add a menu item in the module.
If it’s even simpler, then create your php file somewhere and point a link to it in the admin panel

Answer 2

This is not WordPress. He asked how to add a new column "article" to the products in the table in the admin panel. No way. This is the core.
Damn, how can you not display the product article in the admin panel ...

Answer 3

Read nowhere, there is simply no documentation on this issue. The admin panel itself is stored in the /bitrix/themes/.default folder.
There is such an extension in the marketplace: marketplace.1c-bitrix.ru/solutions/imyie.littleadmin
You can see how it is implemented