View / install certificates for local machine store on Windows 7
Start mmc.exe (as administrator), menu File -> Add/Remove Snap-in.., select "Certificates", press Add, select radio button "Computer account", press Finish and OK.
certlm.msc (Win8/2012 and above) will open the local machine's certificate store in the same GUI style as certmgr.msc.
Install the certificate for all users:
- First save the certificate in a file
- Run MMC
- Open the Certificate Manager (certmgr.msc in C:\Windows\System32)
- You will see it opens 'Certificates - Current User'
- In the menu, choose File, Add/Remove Snap-In
- Now press Add, select 'Certificates' and select 'Computer Account'
- Select the Local Computer
- Now you have two snap-ins:
- Certificates - Current User
- Certificates (Local Computer)
- Now import the certificate in "Certificates (Local Computer)\Trusted Root Certificates\Certificates""Certificates (Local Computer)\Trusted Root Certificates\Certificates"
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- Performing this task using the Certificate Manager on the local machine.
- Launch mmc.exe, if a User Account Control prompt is displayed, click Yes.
- Add the Certificate Management snap-in. Click File, Add/Remove Snap-in…, Certificates. Click Add, click Computer account, Next.
- Retain “Local computer” selection,
- => Finish, OK.