| Microsoft Windows Shadow Spooler Format | |
| Microsoft | |
| Ads |
SHD file extension is used by Windows system for printing-related purposes. SHD is a header file generated when printing process has been initiated. Actual print data is spooled in SPL file.
SHD files are created by printing job to enable failed or paused printing process to resumed. SHD file stores all necessary printing information that can be used by the program to resume priniting by resending them to spooler.
Windows
| .adm | Administrator Policy Template Format |
| .adml | Microsoft Administrative Language-specific XML Template Format |
| .admx | Microsoft Administrative XML Template Format |
| .aml | Microsoft Assistance Markup Language |
| .ani | Animated Cursor |
| .ann | Microsoft Windows Help Annotation Format |
| .aos | Archos Signed Encrypted Data Format |
| .asec | Google Android Encrypted Application Package Format |