Where is note in ipo can connect with AP?

Dear All

Step Special PR

1.Create PR in iPO

2.Auto Create PO from the PR

3.Receipt

4.Match PO AP

So From PR until match PO AP, Where is note that I can remark in PR and when user AP match PO they can see it?

Cloud you please, give me some suggestion kha. Need Solution depend on standard function first kha. If custom pretty, please give me step by step kha.

Rdgs,

P.R.