What can I do if I can't install CAD software in win7 Ultimate?

For CAD software, I believe you will not be unfamiliar? Yes, this is a graphics software, but also a more professional software, many users involved in the construction industry need to use this software, naturally, in our There are also many users who install this software in the win7 Ultimate 64-bit system download. So, do you have any problems when installing CAD software? Today, there is a user who consulted Xiaobian, saying that his win7 Ultimate computer does not know why, it is impossible to install CAD software, then there is such a problem. How do we solve it? Below, Xiaobian will introduce it in detail!
1. First, let's press win+R shortcut on win7 Ultimate to open the running window of the computer. After that, let's Enter regedit in the Run window and click Enter. This will open the registry editor window for win7 Ultimate.

2. In the open win7 Ultimate Registry Editor window, Click on the left menu HKEY_LOCAL_MACHINESOFTWAREAutodeskAutoCADR18.0, after we checked R18.0 file and click the right mouse button, in the event of In the slide menu, we choose to delete and delete all the files. After

3. We once again launched in the left side of the Registry Editor window HKEY_CORRENT_userSOFTWAREAutodeskAutoCADR18.0, in the same manner as described above will R18.0 files deleted, after then expand HKEY_LOCAL_MACHINESOFTWAREClassesInstallerProducts, where you can find "7D2F38751008xxxxx" items And delete it.
After completing the above operation, we need to restart the computer and it will take effect.