Android’s notification system sometimes caches profile images.

Steps:

This works on both Android and iPhone.

⚠️ Quality loss is minimal, but the image size will be screen-resolution dependent.

Before diving into the "how," let’s understand the "why." Viber, owned by Rakuten, prioritizes user privacy and data protection. Unlike WhatsApp (which recently allowed HD photo sharing but still restricts profile pictures), Viber uses end-to-end encryption by default. The inability to directly download a profile picture is a design choice to prevent:

However, this privacy feature becomes an inconvenience when you have legitimate reasons to save an image, such as archiving a memory or using a friend’s photo (with permission) for a contact list.