How to do software installation on computer system

We sometimes encounter such problems, the company or the unit's computer will prohibit the installation of some software and tools or websites that restrict Internet access, or the system can not install software, then how to solve the problem The system prohibits the installation of software problems? When installing the software, the system prompts "System Administrator has set the system policy, prohibit this installation". The solution is as follows: Try Method 1: Windows Start Menu, run inside enter gpedit.msc to open Group Policy, in "Computer Configuration "→Administrative Templates & Rarr; Windows Components & Rarr; windowsinstaller, the first item on the right is to disable windowsinstaller. Change it to "not configured" or "disabled" on it. Try Method 2: Start, run regedit, open the registry, find the HKEY_CLASSES_ROOT\\Installer\\Products \\4080110900063D11C8EF10054038389C registry item, delete it. If there are multiple 4080110900063D11C8EF10054038389C delete the item without sub-items. Try Method 3: About installing other (non-office2003) MSI software programs, such problems can be solved by this method. The solution is as follows: 1. Open "Start-Control Panel-Administrative Tools-Local Security Policy" 2. Click "Software Restriction Policy" If the prompt "No Software Restriction Policy is defined, then right click" Create a software restriction policy "3, after creating, double-click on the right side "force", select "all users except local administrator", OK. Try Method 4: Install Windows InstallerCleanUpUtility provided by Microsoft. Its main function is to clear the Windows Installer configuration information of the program. After reinstalling Windows Installer, if it still doesn't work, open Group Policy → User Configuration & Rarr; Management Template & Rarr; Windows Components & Rarr; Windows Install Service & Rarr; Will “ Prohibit From Media Installation & rdquo; Set “ Disable & rdquo;, "Always install with high privileges" set to “Enable”, try again.