iTunes not getting installed

Issue -: While installing iTunes if you get the error  "Windows cannot access the installer services "

Resolution -:

1.       Open CMD and type sfc /scannow

2.       Download and run safemsi.exe

3.       Open regedit

4.       Go to HKEY_LOCAL_MACHINE/SYSTEM /CurrentControlSet /Services /MSIServer

5.       To the right you’ll see WOW64. Double click on it, or right click on it and click on modify. Change the setting from 1 to 0

6.       Type run in the search box and in the run dialogue box type msiexec /unregister 

7.       Again type run in the search box and in the run dialogue box type msiexec /regserver

8.       Restart the computer and then try installing the iTunes it will work