After Plesk upgrade the permissions for folders of 3rd party components in C:\Program Files (x86) were reset

Note: in case the issue is related to another software that is installed in C:\Program Files (x86)\ folder replace the Persits Software with the name of the affected software in steps №4 and №6.

1. Log into the server via RDP.
2. Open the %plesk_dir%etc\DiskSecurity folder.
3. Create a PersitsRules.xml file.
4. Using the text editor open the the created PersitsRules.xml file and add the directives below: 
   

   CONFIG_TEXT: <?xml version="1.0" encoding="utf-8" ?>
   <Entries>
   <!-- Persits Software -->
   <Entry AccounType="1" Account="Psaadm" Path="{ProgramFilesX86}" SubPath="Persits Software" AceFlags="ThisFolderSubfoldersAndFiles" AccessMask="FullAccess" EntryFlags="0" />
   <Entry AccounType="1" Account="Psacln" Path="{ProgramFilesX86}" SubPath="Persits Software" AceFlags="ThisFolderSubfoldersAndFiles" AccessMask="FullAccess" EntryFlags="0" />
   </Entries>

5. Start a command prompt as an Administrator.
6. Execute the command below to apply disk security rules for C:\Program Files (x86)\Persits Software folder:
   

   C:\> plesk repair --directory-permissions -directory "C:\Program Files (x86)\Persits Software"