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(2) Type regedit in the run box.
(3) Now Expand HKEY_CURRENT_USER
(5) Then go to software.
(6) After step number 5 select the software name which you want to extend their trial period.
(7) Now go back to Run box, how to go, look at step one.
(8) In the run box type %temp%.
(9) Here delete the all files of expired trial version software.
(10) Here we go just restart your Pc and reinstall your software.
(!!) Now registered software with unlimited trail period will on your Pc or laptop