In general, this situation is due to the use of the user did not get the permissions of the administrator, will appear in this situation, of course, do not rule out the cause of poisoning, we can use anti-virus software, etc. after killing in the following solution, the specific steps are as follows:
Log on to the Web server--> find the corresponding page directory--> right click on the directory--> select Properties--> in the Pop-up Properties dialog box, switch to the Security tab--> click the "user" user group used in the Web browser-- > Check in front of read and run, read, list folders and directories, giving enough browsing privileges.
After checking, we refresh the IIS program to resolve the "you are not authorized to view the page" issue.
After refreshing, you can resolve this issue, which is all about the reasons why you are not authorized to view the page and the solution, and I hope it helps.