Win7 system boot prompt can not find helpctr.exe solution

The senior win7 system users know that helpctr.exe is one of the important components in the windows system, and is also a very important help program in the win7 system. However, most users are not sure about the specific role of the helper. In fact, if this help program is missing, it is easy to cause a lot of software to be used. A user asks the computer to start prompting to find helpctr.exe. What should I do if I encounter this situation? Let's follow the Xiaobian to understand it!
The steps are as follows:
1. Go online to download windows cleaning assistant. Software, clean up the win7 system;
2, after downloading the software, scan the win7 system, click "Execute cleanup" button;
3, if the software prompts whether you need to back up the window If you choose to back up;
4, clean up some of the wrong files, if you have no problem, delete the backup directly.
5, open the startup item of win7 system, the specific operation mode is as follows:
a, win+r open the running window of win7 system;
b, enter regedit in the running window and click enter; Br>
6. In the window that opens, click on the right side of the menu:
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun] and [HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionRun;
7, if the file name and path of the option in the right window are inconsistent, You can delete it and restart your computer.