When running NuClient on PC it will show up a warning message "OpenGL2.0 compatible graphics card is required, please update the driver or contact tech support"
1. The OpenGL version is lower than standard v2.0 requirement
1. Please upgrade the driver for graphics card.
2. Please, double check the OpenGL version is 2.0 or above. If NOT, please replace a new graphics card due to sometime the older model graphic card may not possible for the upgrade.