Any solutions or advices pls?

My recommendation to you is to fake mug bets.
For example you make parlay of small odds (accumulators). Or you back low odds on single bets. You can try to take the opposite bet on another sportsbook (or better simply lay the bet on betfair exchange).
You can read more advise here
https://insights.footballadvisor.net/2018/06/10/betting-systems/whats-all-this-about-fake-mug-bets/ I just hope Bet365 didn't restrict your account forever, in that case you will need a friend or a relative to open an extra account for you.
PS: very difficult to use a VPN to login on their website, big majority is blocked
