Uninstalling the Mini Driver

You can use the Device Manager to remove the Crescendo 2300 Mini Driver.

  1. Run the Device Manager.

    cid:image001.png@01D61A29.8F059F60

  1. Select the HID Crescendo C2300/Key Minidriver and right-click; then select Uninstall device.

    cid:image002.png@01D61A29.8F059F60

  1. Click Uninstall.

This operation removes the files of the Driver Store.

The DLLs and some of the registry keys are removed but the user will need to delete the remaining registry keys manually as well as the DLLs, according to the OS.

Remove DLLs

On 2016 and 2019 servers, the DLLs are not removed automatically; the user has to remove the following DLLs manually:

  • C:\Windows\System32\hidc2300md64.dll
  • C:\Windows\SysWOW64\hidc2300md.dll

Delete Registry Keys

According to the OS, all registry keys are not deleted automatically and the user has to delete the registry keys.

The Registry Keys on x86 platforms and Registry Keys on x64 platforms sections list the keys which may still be present in the key registry.

Registry Keys on x86 platforms

"SOFTWARE\HID Global\SharedStore\RemanentDataStore\{479193D1-2A7A-4C6C-8A14-30F4607E5207}"
"SOFTWARE\HID Global\SharedStore\RemanentDataStore\{9E39E304-8DB0-4C43-A421-97F27202CD79}"
"SOFTWARE\HID Global\SharedStore\StoreList\{BED19EEC-4AFD-44D9-A7DD-B91DE78BC7E2}"
"SOFTWARE\HID Global\SharedStore\StoreList\{CC900D8F-5CC4-4FF8-AF7F-7F0FEF2ED8EF}"
"SOFTWARE\HID Global\SharedStore\StoreList\{DF0FDD04-6072-4280-83DF-E8FDFB369B5B}"
"SOFTWARE\HID Global\SharedStore\StoreList\{479193D1-2A7A-4C6C-8A14-30F4607E5207}"
"SOFTWARE\HID Global\SharedStore\StoreList\{9E39E304-8DB0-4C43-A421-97F27202CD79}"

"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key"

“SOFTWARE\HID Global\C2300MD”

 

Registry Keys on x64 platforms

"SOFTWARE\HID Global\SharedStore\RemanentDataStore\{479193D1-2A7A-4C6C-8A14-30F4607E5207}"
"SOFTWARE\HID Global\SharedStore\RemanentDataStore\{9E39E304-8DB0-4C43-A421-97F27202CD79}"

"SOFTWARE\HID Global\SharedStore\StoreList\{BED19EEC-4AFD-44D9-A7DD-B91DE78BC7E2}"
"SOFTWARE\HID Global\SharedStore\StoreList\{CC900D8F-5CC4-4FF8-AF7F-7F0FEF2ED8EF}"
"SOFTWARE\HID Global\SharedStore\StoreList\{DF0FDD04-6072-4280-83DF-E8FDFB369B5B}"
"SOFTWARE\HID Global\SharedStore\StoreList\{479193D1-2A7A-4C6C-8A14-30F4607E5207}"
"SOFTWARE\HID Global\SharedStore\StoreList\{9E39E304-8DB0-4C43-A421-97F27202CD79}"

"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS CL"
"SOFTWARE\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 CL"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo Key CL"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS"
"SOFTWARE\Wow6432Node\Microsoft\Cryptography\Calais\SmartCards\HID Global Crescendo C2300 FIPS CL"

“SOFTWARE\HID Global\C2300MD”