My desktop is consists of ASUS P4V533-MX motherboard of 2003, Intel Celeron 1.7 GHz, 400FSB Processor, 1GB DDR RAM, 40GB hard disk, OS: Windows XP SP2. Monitor is Samsung, Model: S22C330H, Resolution: 1920 x 1080 pixels.
My problem is - video file with extension mkv is not running in my PC by any media player and I am not getting display resolution not more than 1280 x 768 pixels. Please help me how I will solve my problem by upgrading any hardware or software or is it possible or not?

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