@vikas jagtap
Hi,
You can use the VAMT for online and/or proxy activation. To install and activate ESU keys using the VAMT, follow these steps:
Download and install the Volume Activation Management Tool.
Download the VAMT- ESU configuration file and update your VAMT configuration file.
Configure the client device’s firewall for the VAMT.
Add the ESU product key to the VAMT.
Select the product, right-click, select Activate, then select your activation method, as shown below:
https://techcommunity.microsoft.com/t5/windows-it-pro-blog/obtaining-extended-security-updates-for-eligible-windows-devices/ba-p/1167091#
You could also refer to the steps below.
https://www.anoopcnair.com/how-to-install-vamt-activate-windows-7-esu-keys-using-vamt-sccm/#Installing_and_Configuring_VAMT
Hope above information can help you.
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