SWTOR Launcher error: Code 404 - WebGet_Error_404

Hello.

i make next steps:

1) install launcher SWTOR on Windows 11 Pro
2) open laucher in firewall to use network 
3) open launcher and successfully login

4) get  "Launcher error: Code 404 - WebGet_Error_404" when laucher is checking for update

Checked on forums  - not found solution to this problem yet.

How may i solve this problem?

Thanks.