Download php_yaz.dll file from the collection of DLL libraries and OCX elements. Perhaps this file will help you to correct the error "the php_yaz.dll library is not found" which appears as a result of incorrect operation of the Windows operating system or work with the program.
How to download free php_yaz.dll?
Also, this file may be required when developing software. When using the php_yaz.dll file, you should review the copyrights to it.