Critique my Arsenal 4231 - Tactics, Training & Strategies

Hi I’ve just started playing FM 2023 after having played FM 2021 for a while. I’m just after some critique of my tactic. Where I can go better? Anything that’s new on FM23 that I should be trying?

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Can anyone help? Been losing and barely winning at the start of the season. Just got kicked out of the Champions League group stage without winning a single match and need to