利用其官網的方式決解 ，以下是用CMD的方式(我用它解決的)，也有用程式介面的方式(沒用過)
https://www.pdf-xchange.com/knowledgebase/395-How-do-I-re-register-the-shell-extensions
How do I re-register the shell extensions?
Manually Register Dlls
1. Type "CMD" in the Windows start menu, then right-click the Command Prompt and click Run as administrator:
Please note that it is necessary to use the Run as administrator option even when already signed in to an administrator account, as the appropriate permissions must be enabled in order to run the commands detailed below.
2. Copy and paste the following string into the Command Prompt:
regsvr32 "C:\Program Files\Tracker Software\Shell Extensions\XCShInfo.x64.dll"
3. Press Enter. The RegSvr32 confirmation message will appear:
4. Click OK.
5. Copy and paste the following string into the Command Prompt:
regsvr32 "C:\Program Files\Tracker Software\Shell Extensions\XCShInfo.x86.dll"
6. Press Enter. The RegSvr32 confirmation message will appear:
7. Click OK.
