How to fix Installer has Insufficient privileges to access directory?

In this articles i will discuss about xamarin installer error during installation and i will show you to how to fix this issue 

Xamarin 

The installer has insufficient privileges to access this \ directory: C: \ProgramData \Monodoc. The installation cannot continue. Log on as administrator or contact your system administrator.

1) Access C: \ProgramData using file explorer

2) Right Click folder and select property

3) Select Security tab

4) Check 'Full Control' for Administrator

Note :in C directory ProgramData folder are hidden first unhide this  folder and then try this method 

if security tab permission menu disable then go to advance button change the owner ship of this folder 

still you have any problem then comment