Y
I'm with you on thatfirst step I'd take would be to verify the integrity of the download
Tails is Not an ISO it is an IMG file
The ISO is for burning to DVD - The IMG is for USB due to persistence
Tails is not designed to run on an external drive. Tails is designed to be light, easy to create and run and for task specific operation. 'Longevity' is not an issue in those environmentsThis error for portable ssd.
Flash drive installation fine.