It can be very frustrating when you have a DEC file and you cannot open it. But do not worry, in most cases solution to your problem is very simple. Follow the instruction in steps 1-4 listed below and you should be able to solve your problem and open the DEC file with ease.
DEC (Declaration) Files are a type of executable file used by Digital Equipment Corporation (DEC) computers, typically seen on VAX and Alpha operating systems. It is used to load and execute other programs in the system, and has a .DEC extension. The file includes declarations such as variables, constants, and file format specifications.
DEC (Declaration) Files commonly include details related to software declarations, such as names of modules and functions. These declarations are included in the program before it is compiled into an executable module by the DEC machine. DEC (Declaration) Files can also be used to configure the environment of the system, for example setting options related to cross-function linkages.
DEC file icon should be displayed in a manner characteristic to the program which supports such file type. If DEC file icon is of the form of generic blank page icon or similar it means that given format is not associated with any program installed on the system. Below are listed some of the most popular causes of such situation
In order to solve the following problems, follow the instructions:
Step 1. Select, download and install relevant software. The list of programs supporting files with DEC extension can be found below:
Step 2. Associate software supporting DEC with this file format
Step 3. Scan the DEC file using an antivirus software
Step 4. Verify whether the file has been properly downloaded from the internet or copied from an external storage medium. If not, then re-download or copy the file again.
In 95% of cases following these steps should solve problems with DEC files. Sometimes, although rarely, the cause of encountered problems may be different.
Should all the above-mentioned solutions fail to resolve problems with DEC file extensions, there is one last thing you can do – contact an IT expert. You can also try to contact one of the developers of software that supports DEC files.