Are you trying to use 7-Zip, but are you getting the error '1'?
On this page, you will find more information about the most common causes and most relevant solutions for the 7-Zip error '1'. Do you need help straight away? Visit our support page.
We've created a list of solutions which you can follow if you want to solve this 7-Zip problem yourself. Do you need more help? Visit our support page if you need professional support with 7-Zip right away.