Notes about the GMT 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 GMT file type is primarily associated with 'GMT Player' by GGMMTV Ltd.. Video using proprietary compression technology: HVMT (High-quality Video Media Technology). GMM is another extension associated with the GMT Player; .GMM (Global Mobile Media) and/or .GMT (Global Mobile Television) can both be played by the GMT Player available for operating systems running under Windows XP, Windows Vista, Windows Mobile 5 and 6, and Symbian S60 v.3. HVMT is designed for IPTV use for PCs as well as mobile phones.