There are some peculiarities with Viber bot links:
To have your bot registered in Viber, you need to fill out form C at this address and pay a connection fee directly to Viber. This costs between €3,000 and €10,000 as a one-time fee. The process is quite labor-intensive, and not all types of companies can be registered
From a mobile phone or computer where the Viber app is installed, clicking the link will prompt a request, after which the desktop or mobile Viber app will open. For some phones, this does not work. The only option is to generate a QR code.
First, you need to generate a QR code. To do this, copy the link viber://pa?chatURI=botname
Paste it into a QR code generator service, for example, https://www.qrcode-monkey.com/
And get a QR code that can then be scanned
<aside> 😐 Unfortunately, some users won't be able to scan using their phone camera - this is a Viber feature
</aside>
Therefore, a more universal instruction for users would be: