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About Julian

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  1. ok thanks for your help, at least you know about the problem so if anyone else experiences it you have a starting point to help them.
  2. yes tried all the usual things I have been using computers for 25 years and other people usually come to me for problems like this. Before running ccleaner everything is fine, it is not a case of a new unsigned driver as in the case you point too but I have tried that solution too though with no success The solution you point too is for only 1 device not working in my case it is all the usb mass storage devices internal and external no matter which usb port is used. It is as if ccleaner alters or deletes an entry which has something to do with mass storage control or activation in
  3. Windows 7 Home Premium ccleaner build 3.07.1457 but has been happening with all the versions since February when I got the computer, I always use the latest ccleaner, (that is how long it has taken me to pinpoint this to purely a problem with ccleaner, at first I thought it might be a fault in the manufacturers driver software) Yes a normal (no advanced options) registry clean, no issues before doing it, just to try and improve performance of the computer. security software on my computer Norton 360 but problem also occuring on my sisters computer same make and model but she uses m
  4. I have a Medion Computer md8351 with usb3 capability, before using ccleaner everything is fine but after I use ccleaner all my usb mass storage devices stop working, Device manager shows error:- (Windows cannot verify the digital signature for the drivers required for this device. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. (Code 52) for all mass storage devices these include internal card reader, usb hard drive, memory sticks and usb printer with built in card reader (i
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