Posting some results: So upgrading of EAP firmware to the named Beta version didn't help. Moreover the latest version which is 1.1.0 is the most problematic, so I downgraded back to 1.0.6. Didn't try...

MR.S wrote it is only for windows @MR.S That's bad... I thought exists version for OC200. However thank you anyway!

@MR.S Can I download it somwhere and try? The latest firmware for EAP620HD looks like didn't help for my issues - still Samsung Galaxy S22 has issues with internet, however it's strange that it's not...

@MR.S Thanks a lot for the pointing to the newest firmware. Already installed it, going to test it for few days. Will share results there later.

Hi, I would like to know how to to disable AX mode to solve a problem with my WiFi6 devices like Samsung Galaxy S22, S23 and Galaxy Tab S8 not working correctly with EAP620 in WiFi6 (AX) mode? Those...