This message was posted on behalf of Intel Corporation
I understand you are looking for updated Windows® 10 graphics driver for this mature Intel® Graphics Controller.
Intel provides Windows® 10 graphics drivers for newer graphics controllers. At this stage, Intel does not have driver availability for Windows® 10 and Mobile Intel® 915GM Express Chipset
Please check the list of supported operating systems: http://www.intel.com/content/www/us/en/support/graphics-drivers/000005526.html