If you're not able to find your document under File -> Open recent in InDesign/InCopy, you can have a look for it in your computers temp folder.
When you download a chapter it is saved in a folder on your computer called "Temp". This is found in different locations depending on which operating system you are using.
Transfer Manager 1.6 can help you open your Temp folder. Simply click Help -> Open Local Storage:
If you cannot find your temp folder using Transfer Manager, you can find it using the method below:
- Press the Windows key
- Type 'Run' and press Enter
- Paste %temp%\Ctrl and press Enter
- Press Command+Shift+G from the macOS desktop or a Finder window
- Paste ~/Library/Preferences/Ctrl/Temp/ and press Enter