vSphere Guides

How to remove vCenter Certificate Warning

When you access the vCenter server through any browser you will get the security certificate warning. Which appears because of the self-signed certificate. So in this post i will tell you how you can remove self signed certificate warning.

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Remove Certificate Warning :-

Step 1:
Connect to vCenter Server using browser https://vcenter host name & you will get the warning message saying that there is problem with this website security certificate.


Step 2:
Click on “Continue to this website (not recommended)” & you will get below screen. Click on the Download trusted root CA certificate as shown.


Step 3:
You will see one file get downloaded.


Step 4:
Rename file to “download.zip”.


Step 5:
Extract Zip file & you will find 2 files 1one with “.0” extension & one with “.r0” extension.


Step 6:
We have to rename the file which has “.0” extension to “.cer” & you will get warning just click Yes to rename the file.


Step 7:
After renaming you fill find file will look like certificate file.


Step 8:
Now open Run with admin privileges. type “certmgr.msc”.


Step 9:
You will get the Certificate Manager wizard.
Click on the arrow with Trusted Root Certificate Authorities to expand.
Right click Certificates folder > All tasks > Import.


Step 10:
You will get the Certificate Import Wizard. Click Next to continue,



Step 11:
Here Browse the file which we downloaded & renamed & click Next to continue.


Step 12:
Leave it default & click Next to continue.


Step 13:
Click Finish to close the wizard.


Step 14:
You will get Security Warning to install the certificate click Yes to install & you will get message that Import was successful.




Step 15:
Now Close the browser & connect to your vCenter Server you will find the red bar removed & secured green bar.


That’s it you have successfully completed the steps.
Note:- This is only tested with the vCenter 6.

Checkout Our Posts on vCenter Server:-

How to Install vCenter Server 6 Step by Step ?

How to Install vCSA 6 Step by Step ?

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Mayur Parmar

Hi I am Mayur Parmar. Independent Author & Founder of Mastering VMware. I am working in IT industry for more than 4 Years with knowledge of VMware , Microsoft Server's, Linux Server's.

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