Are you finding icudt55.dll just press download button to get your icudt55.dll file.
If some software in your windows OS wants icudt55.dll your operating system will ask for DLL file. When that DLL file is not available you will get this error.
If you have moved your file or changed the name of dll file you will get this error.
You will mostly see there errors when you dll file is missing:
If you need icudt55.dll Download it right now and install it into your system to fix the error as soon as possible. just Install icudt55.dll and fix your error.