Continentale Rente Invest - cancel or how to proceed?

Hello everyone, I have set up a fund for myself in 2021. Have private pension insurance persuaded by our dear friends at tecis. In principle, at least it wasn't a bad product, but at the time I wasn't really aware of the high closing costs. I save 2 ETFs and 2 funds (5% issuing fee). Monthly savings rates have averaged 250 euros in recent years. The current redemption value is 9500 euros. With the new retirement savings account and the fact that I don't have a B