Blink do not currently have an official way to view their cameras on a computer, however there are many different android emulators like Bluestacks or NOX that will allow you to do this.
How do I install Blink app on my PC?
https://www.youtube.com/watch?v=PfAZ73HEngI
Can I download the Blink app to my PC?
Download Blink app for PC including Windows 10 and Mac devices. The Blink app enables you to keep an eye on the home or property even when you are a thousand miles away. It enables you to check multiple compatible security cameras. You can also enjoy motion detection and two-way audio using the Blink app.4 Mar 2021