C process running permission

Environmental statement ： VS2012,windows 7  Personally verified win7 and xp ,XP No pop-up directly , because XP No, UAC Control mechanism

step 1：

Right click on the item --》 attribute --》 Security --》 Choose 【 Enable ClickOnce Security Settings 】

At this time, under our project Properties There is another name in the directory app.manifest  The file of

step 2：

The code in the file is as follows , We just need to change the following sentence

<requestedExecutionLevel level="asInvoker" uiAccess="false" />
 Change it to 
<requestedExecutionLevel level="requireAdministrator" uiAccess="false" />

asInvoker : If you choose this , The application is running with the current permissions .

highestAvailable: This is run with the highest privileges available to the current user .

requireAdministrator: This is only run with system administrator privileges .

By default asInvoker.

highestAvailable and requireAdministrator These two options can prompt the user to obtain the system administrator rights . So what's the difference between the two options ？

The difference is ,highestAvailable Execute according to the permissions that can be obtained by the current account , and requireAdministrator It is run by an administrator with full permissions That's ok . If the current account is an administrator account , Then both of them can obtain the administrator's permission by raising the permission ; And if the current account is Guest Words , that highestAvailable Give up the privilege promotion and run directly , and requireAdministrator It is allowed to enter the password of other administrator accounts to enhance permissions .

From blog Park ：

c# How to obtain system administrator privileges （UAC） And determine whether it is the current administrator permission