Unable to put microsoft home and student on my

you will need to right click on your .exe file and go to properties and select run as administrator this should fix your issue

please specify more details. i think you have a corrupted software. if u want to check it
try installing office on another computer....if its the problem of your computer. then type regedit in your run button, which is on the start up program. after pressing regedit you will find a window showing HKEY LOCL MACHINE like that. open it to find a folder name software. again open that folder and find the name spelling office just delete that office named folder and try to install it. this time you will suceed........