Clicking on the desired key figure takes you to the input mask for the key figures:
The fields are already preconfigured for GRI and ESRS and must be filled in by you.
Practical note: Exceptions are those areas that you have classified as not material. See chapter on materiality.
When entering the data, you must be in the entity view. Make sure that the switch in the top bar is set to this: 
To enter values now, enter the value in the field provided and confirm by entering or clicking on the tick on the right or ENTER:
This procedure is identical in all areas. The content of the entry depends on the specific requirement (number, description, etc.). Please note that only numerical values are taken into account in the consolidation.
The other functions are described in more detail under 6.2.3.