Solution for installing Daemon Tools repeatedly under Win7 32-bit Ultimate Edition system

Cause analysis:

1) Problems caused by installation errors.

2) There is a problem with the SPTD driver.

1, the installation steps caused by the installation error can not be installed as follows:

1) first open in the run dialog box, enter "ldedit", enter the registry;

2) Expand to the following: HKEY_LOCAL_MACHINESoftware19659239224e364682fa4b af72c53ea4 or HKEY_LOCAL_MACHINESoftware14919ea49a8f3b4aa3cf10 58d9a64cec;

3, then find any one can delete its entire item from the registry, and then run the DT installer, this prompt does not Will appear again and can be installed correctly.

2, SPTD driver problem solving steps are as follows:

1) Delete the registry key, the same steps as above.

2) Download the sptd driver on the official website, or extract it from the installer, and then install it, you may want to restart it.

3) If not, install, run the registry, expand to: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicessptd, modify the key value of Start, change to 4;

4) After restarting, run the registry, expand to enter HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServices, delete the following sptd items, if the system prompts that there are not enough permissions to delete, then modify the permissions of the cgf item HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicessptdcgf under the sptd item to be completely controllable, and then delete.

5) After deleting, run the SPTD program downloaded as the first step as administrator and click Install. If the system prompts “Failed to open Services”, create a new one named sptd under “HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServices”. After the project is completed, restart the computer and reinstall Daemon Tools.