When I jailbroke my iPhone 4-4.0.1 by that time in Cydia still say your request spending. After few days later I upgraded to 4.0.2 Now I want to downgrade to 4.0.1 but I am unsure that cydia has already save my shsh for4.0. So what do you think. Thanks
Get tinyumbrella. plug in your phone click on advanced options select iphone 4 4.0.1 select cydia click on save shsh You will know if you have it or not