Hi Aditya Mohapatra ,
Welcome to the Microsoft Q&A Platform! Thank you for asking your question here.
Please go through these https://techcommunity.microsoft.com/t5/fasttrack-for-azure/copy-azure-compute-gallery-image-versions-between-azure-clouds/ba-p/3373145 that has detailed steps to copy Azure Compute Gallery Image Versions between Azure Clouds, Tenants, and Subscriptions.
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