download archive in attachments unpack it and copy the file inside it to /home/user/MyDocs then open terminal and write the following root sh /home/user/MyDocs/oc-script u will see a table containing all speeds and voltage write the number beside the speed u want then space then write the letter beside the voltage u want then space and write g if u want to save it e.g if u want default voltage with 800 mhz spped and save it write a 6 g then press enter