Latest questions about "default location"

I scanned a document and stepped away from my desk, but when I came back, the document was not showing. How can I find the scanned document which had not yet been saved to a PDF file?

Apparently, the IT department installed Node XL onto my system, but I am unable to locate it. Can you help me?

If I download a video using Bluestacks on my PC, then I can't access this video. In which folder is the video saved on hard disk?

I scan only using the computer, but I can't identify where a scanned document is saved. After scanning, I can't find the DOC files. How to fix this?