Hello, I installed Duplicati 2 and removed version 1 then realizing what if I need to get older data back? Is there a way to retrieve the data now from aws? I have the key pair.
You can still get version 1.3.4:
The data on S3 is still there and will stay there. You can log into the AWS console and download all files manually if you need to.
The links to the binaries on that page do not work anymore.
Doooh! They work again now 
For future reference, this is the link:
There is also a later development preview version: