You can view improvement proposals that have already been processed and thus completed.
Procedure
Select the relevant model or object, and activate the Contents tab bar.
Click Change management > Display history. The Change management history dialog opens.
Select the language in which you would like to view the improvement proposals.
If necessary, use the scroll bar to view the improvement proposals that have already been processed.
You can find out which improvements have already been proposed and processed. You can also see how a proposal was handled.