How to find existing old thumbnail image file, then use it to update your new portal item.
First you need to know where to find existing portal item thumbnail.
Then you upload that image file as new thumbnail to your new portal item.
Step 1
This is how you update your new portal item thumbnail.
Step 2
But you need to find old thumbnail first, then you can upload it here.
Step 3
I want to use this thumbnail, I need to find this thumbnail image file in portal server. So I need to copy item id, then search item id in portal server hard drive.
Step 4
search item id in portal server hard drive, found it.