Hey guys,
This
"Stop WUA agent
delete C:\Windows\SoftwareDistribution folder
start WUA Agent "
Permitted me to solve some computers (only a few but iām happy with that lol)
For the others, i donāt have any idea ā¦
Yeah, I was thinking the same about the faulty images, but itās not me that manage this unfortunately I have to solve the problem of update 
Thank you guys if you have other ideas !