Notes about the PLAT 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 PLAT file type is primarily associated with 'Platinum Web Package' by Platinum Inc.. Files writen in Perl and/or PHP and compiled by using Special Platinum Compiler.