Perhaps a supplier uploaded the incorrect document into the system. This function allows you to make changes to the documents uploaded by the suppliers and re-upload a correct document on their behalf.
Step 1:
Click on Suppliers on the left-hand side menu.
Step 2:
Search for the supplier name in the search bar and Click on 
.
Step 3:
3.1. Click on 
.
3.2. You will be routed to the page where all the approved and requested documents are shown.
Step 4:
Click on 
on the document you wish to change or upload.
Alternatively, you can request the Supplier Documents through the Sites Settings.
Step 1:
Click on Sites on the left-hand menu.
Step 2:
2.1. Look for the site you wish to request the Supplier Documents from.
2.2. Click on 
button. You will be shown the list of suppliers specific to this site.
Step 3:
3.1 Make sure the site selected is correct.
3.2. Click on .
3.3. You will be routed to the page where all the approved and requested documents are shown.
Step 4:
Click on on the document you wish to change or upload.