If you want back to last firmware you can check this: https://www.tp-link.com/us/support/faq/1482/

@Yannick_S For two years, I have been testing almost all beta firmware for the AX55, BE550, and now BE800. I notice many times bugs come from corrupted backups while updating firmware. Better do a...

@INTRASERVERNET Thank you for feedback, im glad im not the only one with these problems ^^"

@Kevin_Z Hey. I back from Holiday and do some testing of new firmware. Unfortunetly after firmware upgrade, USB Storage its bugged even more :) This things what happen now blow my mind LOL ^^ 1. I...

@Tester007 I have it on settings. :D but maybe because I have the newest beta for BE800v1 (yesterday I got an email from TP-LINK engineer to test it (but still USB share problems there,...

@GrenSo I keep contact with TP-link Enegnier via email and i ask him about that. If he answer i will let you know. In my opinion probably not soon, its a lot things to fix and updates. I think first...