Windows Mobile-based device and Canon Powershot cameras showing code 19 and MTP USB Device failed

Do you have Kaspersky installed? Kaspersky Filter driver caused that any USB device could not connect. It is suggested to have a look at the following registry. Make a backup of it and remove the Upperfilters setting: [HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlClass{EEC5AD98-8080-425F-922A-DABF3DE3F69A} “Upperfilters” = klfltdrv If the issue persists, please find a working machine and compare the registry settings.

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