Windows 8 Net framework 3.5.1 error solve it offline (with offline installer)

you can download the offline unofficial installer here

Here is how to enable .com 3.5.1 on offline systems.

All you need is windows 8 Disk installation media,

First of all create “net35 folder in C would be best

1. Now open command prompt using Win +R, type and execute the following command line

xcopy H:sourcessxs*.* c:net35 /s

or simply copy the folder contents from H:sourcessxs to c:net35

where H is DVD drive, it takes sometime for all files to copied you need to be patient.

After all files are copied open command prompt with admin privileges and type and execute following command line

Dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:c:net35 /LimitAccess

else you can download the offline unofficial installer 68 mb file by sure to work,tested in my friends laptop worked like a charm (the command one was giving source file not found)
Mediafire LINK