I create bucket, select B2 in aplication, enter account ID, master key - bucket is visible. Choose it and press continue.
wait about 2-3 minutes and get this
Failed to check the storage at b2://XXXX-XXXX-XXXXX: Head https://f002.backblazeb2.com/file/XXX-XXX-XXXX/config: read tcp XX.XX.XX.X:55151 to 188.8.131.52:443: wsarecv: An existing connection was forcibly closed by the remote host.
443 port is open and working.
Trying from another location - same error.