Shaky Aim? My KovaaK's Smoothness Routine (4K)

Recently I have been trying to fix my shaky aim in Warzone and COD multiplayer with smoothness exercises in Kovaak's aim trainer. So far so good.

Excercises
0:00 Smoothness Training 60
0:47 Smoothness Trainer
1:14 SYW (Smooth Your Wrist)
1:49 Centering II
2:31 Thin Aiming Long
3:11 Smoothness Trainer Air
3:42 SmoothBot Invincible Goated
4:28 Smoothsphere