Symptom When SUM is run on a Windows system to deploy SPP, the Windows components install might fail with the error: 
  Signature validation failed on this component. 
Cause The issue is caused due to the missing root and CA certificates in the system. To resolve this issue, perform the following steps and retry the update. 
Action-  
	 Download the following two certificates: 
	  
	 
- https://secure.globalsign.net/cacert/Root-R1.crt 
		  
 
- https://support.comodo.com/index.php?/Knowledgebase/Article/View/945/96/root-addtrust-external-ca-root 
		  
 
 
   
-  
	  Right-click a certificate and select 
		Install Certificate. 
	  
	 
A Windows wizard appears. 
	 
 
   
-  
	 On the Welcome screen of the wizard, click 
		Next. 
	  
  
 
-  
	 On the Certificate store page of the wizard, select 
		Place all certificates in the following store. 
	  
  
 
-  
	 On the Certificate store page of the wizard, click the 
		Browse button. 
	  
  
 
-  
	 In the Select Certificate Store dialog box, select 
		Third Party Root Certification Authorities, and then click 
		OK. 
	  
  
 
-  
	 On the Certificate store page of the wizard, click 
		Next. 
	  
  
 
-  
	 On the Completing the Certificate Import Wizard page of the wizard, click 
		Finish. 
	  
  
 
-  
	 Repeat steps 2-8 for the other certificate.