Device showing disconnected and getting error as mentioned in screenshot

@Ayush Jain​ :

 Please whitelist this URL and install the bot agent post that.

if you are still facing an issue then please create a support case

How to create a support case :

https://apeople.automationanywhere.com/s/article/How-to-create-a-support-case-in-service-cloud

if you don't have access to the above link, email the AA Support team "apeopleopsteam@automationanywhere.com" to get access.