Notes about the HDL file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The HDL file type is primarily associated with 'Giza Specifier' by 20-20 Technologies. Giza is sales and planning software that improves the way you work. Default location: C:\giza\IMAGE.