Check if all the prerequisites are done. The prerequisites can be found here:  https://www.manageengine.com/products/applications_manager/help/prerequisites-for-applications-manager.html#SharePointServer

WMI Mode

If unable to add the SharePoint Server monitor in WMI mode, follow the below steps

1. Open command prompt in administrator mode in Applications Manager-installed machine.
   

2. Go to <Applications Manager Home>\working\conf\application\scripts directory.
   

3. Execute the below commands by replacing hostname, username and password with that of the reported SharePoint server:

   

   cscript wmiget.vbs hostname username password "Select * from Win32_PerfRawData_PerfOS_Processor where Name='_Total'"

4. Copy the output of the above command to a text file.
   

Powershell Mode

If unable to add the SharePoint Server monitor in Powershell mode, follow the below steps

1. Open powershell in administrator mode in the Applications Manager-installed machine.
   

2. Go to <Applications Manager Home>\working\conf\application\scripts\powershell directory.
   

3. Execute the below commands by replacing hostname, username and password with that of the reported SharePoint server:
   
   

   .\TestConnectivity.ps1 'hostname' 'username' 'password'

4. If Farm server option is chosen, execute the below command:
   

   .\TestConnectivity.ps1 'hostname' 'username' 'password' 'FarmType' 'CredSSP'
   Use CredSSP only if enabled, else remove that argument from the command.

5. Copy the output of the above command to a text file.