You can easily change a suggestion or proposition continuously in case you need it.
 
- Please go to the agenda item where you wish to change your suggestion or proposition
 - Press somewhere on the proposition or suggestion, and this way, a small menu bar will appear below the box
 - Here, you have to click on the pen icon furthest to the right
 
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- Next, make your change and click on the checkmark to save your changes
 
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You can also see it illustrated in this small video:
 
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