How does a VPN work (hard case)?

Question

VPN

Please explain how the Internet works on a laptop under a VPN connected to Wi-Fi, which is distributed from a phone connected to the VPN.
I will note that the signal path itself is interesting with this method of using VPN.
VPN on a smartphone and a computer can be from different providers.

Answer 1

The laptop goes online through its VPN, with the so-called. On the local network, it looks like Vladislav Lyskov wrote , but the logical (or logistic) chain will be as follows:
Laptop - Wi-Fi - Smartphone - Smartphone provider - Smart VPN server - Laptop VPN server - Internet.

Answer 2

provider - vpn - phone - vpn - laptop