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Step 4:

 

Extract the firmware file. 

 

 

 

Step 5: 

Right click "

PFN_Update_Tool.exe

" →“

Properties

”→ “

Compatibility

” →”

Run 

this program as an administrator

” (for windows 7, 8). 

         

 

 
 
 
 
 
 
 

 

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