I found that the router cannot connect to the OpenVPN server if it uses the CHACHA20-POLY1305 encryption method. If you select AES on the same server, its works. AX80 does not support...

@Kevin_Z Very GOOOOD!

@RivalComp I had a similar issue with one of the latest iPhone versions, update your phone's firmware. For some reason, Apple doesn't like MTK

@Kevin_Z Great!!!! I'll be able to check later

The same story with the c220 - in the beta firmware there was background white noise, which did not interfere at all, but quiet sounds were recorded and recognized perfectly. In the final firmware,...

Routers with OpenWRT can do point routing via VPN. TP-link routers are made on the OpenWRT base. There are no technical problems.