In the case of an online unit, I will send you a link by e-mail and with one click you will be connected to me immediately.
I use Jitsi Meet for my online lessons, which means you don’t have to install any software. Internet access is sufficient.
All you need is a microphone. A webcam is optional. All common laptops come with a built-in microphone and webcam as standard.
In addition to video conferencing, the online tool has a chat function and a screen sharing function that I use to calculate the examples.