Restore 4.2 to 4.1 using friend shsh

[iphonetoday]

My phone is never lock version 4.2 OS , could i downgrade using shsh from some body elese computer such as my friend he using iphone too , he got shsh of his phone ,

 

[murdercitydevil]

No, SHSH blobs are unique to each phone. If your phone doesn't have 4.1 blobs, you can't downgrade using someone else's. iTunes won't allow it AFAIK.

 

[iphonetoday]

so if my phone original 4.2 os , cant downgrade it forever right ?

 

[localboy28]

You cant go lower than 4.2

Shsh files are phone specific