You were sent here because AliExtractor was launched without its startup companion AliExpress.
AliExtractor research is directly linked to AliExpress and needs a keyword search within the AliExpress platform to launch correctly.
Go here and search for any product you might be interested in: https://www.aliexpress.com/
Make sure you do a keyword search in the search box:
Once that search completes then press the AliExtractor Extension launch button:
You will then be able to proceed to your data and research through this amazing tool.