FC Sion's recent matches have revealed that the team is struggling both offensively and defensively. The current 4-2-3-1 setup, which has been successful in the season, seems to lack the desired effectiveness in recent weeks. Particularly in midfield, there is a deficiency in creativity and dynamism, leading to forwards often being isolated.

One potential solution for improvement could be a shift to a 4-3-3 formation. This setup would provide wingers more space to operate while increasing presence in central midfield. Players like Kevin Bua and Tre Harris could be deployed on the flanks to trouble the opponent's defense and build pressure through the wide areas. This could increase the number of crosses and dangerous situations in the penalty area.

Another crucial aspect is defensive work. In recent games, Sion's defense has conceded too many easy goals. Closer coordination between the center-backs and full-backs could help enhance stability. Additionally, it might be beneficial to move a defensive midfielder into a deeper role to secure the defense while also acting as a playmaker.

Moreover, the pressing game should be adjusted. Implementing a high press to put the opponent under pressure early could help Sion regain possession quicker and take control of the match. It is essential that players are well-coordinated and ready to aggressively approach the ball carrier to force errors.

Overall, these tactical adjustments are necessary to set FC Sion on the right path. With a more flexible approach and a clear playing philosophy, the team could make significant strides in the coming weeks and months.