When processing VHS I prefer using something like :
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Cnr2()
RemoveDirt()
FFT3DFilter(sigma=5) or
VagueDenoiser(threshold=2.5,method=1,nsteps=8,chromaT=0.9,wiener=true)
LimitedSharpen(ss_x=1.5,ss_y=1.5,Strength=100,wide=true,special=true)
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and details are okay