Httpclient51.dll file is a part of Client HTTP Library. Over time this httpclient51.dll file can go missing or get corrupted either through user error or aspects outside your control such as registry problems, adware, spyware, or viruses, and you will see the httpclient51.dll error messages display on your screen. Failing to repair it can caused system crashed, hardware failure. There is another similar dll which is called httpclient.dll, do not mix them up.

Common httpclient51.dll error messages:
- "Cannot Find Httpclient51.dll"
- "Missing Httpclient51.dll File"
- "Corrupt Httpclient51.dll File"
- "Httpclient51.dll Correct Location"

How to install httpclient51.dll file?

1. Press Start and select Run
2. Type CMD and press Enter (or if you use Windows ME, type COMMAND)
3. Type regsvr32 httpclient51.dll and press Enter
4. In the end, you should receive a message saying that your file was successfully installed or uninstalled.