computer, Windows 10, task manager, 100% disk usage, performance issue, troubleshooting, close-up on screen, frustrated user, visible frustration, office environment, desk with computer, ambient lighting, realistic textures, detailed view of computer interface, high-resolution display, system monitor graph, red warning indicators, software applications, background processes, defragmenting hard drive, updating system, modern technology, selective focus, shallow depth of field, indoor setting, technical problem-solving.