Spectralayers 7 Pro not appearing in Cubase 12 since versione 8 One was installed

SpectraLayers
1

My Spectralayers 7 Pro does not appear in the extensions in Cubase 12 Pro, since version 8 One was installed - can anyone kindly tell me how to fix this? Thanks

2

SOLVED - I erased every trace of version 8 and reinstalled version 7