How can I reset the trial period of my software? uninstall the software and follow the steps. *.After uninstalling software, OpenRUN(Windowskey + R) and type regedit and hit Enter. *.Now Registry Editor Window will appear and here navigate toHKEY_LOCAL_MACHINE \ SOFTWARE \ Your Software name from left pane of this window. If you find any Key name with your software name then just Delete that Key. *.Similarly navigate toHKEY_CURRENT_USER \ Software \ Your Software name and if you find any key with your software name then just Delete it and close the Registry Editor window. *.Again go to RUN and type %temp% and hit Enter. *.Now Delete all the things in that folder. Don’t worry these are the temporary files and not necessary for your operating system. *.Now go to C:\Users\your username here\AppData.Under AppData open all three folders"Local","Local Low" and "Roaming”and check. Under these three folders if you find any folder or anything with your Software's name, just delete it. *.Now Restart your PC and install the expired software and you can use it again for trial period.