Symptom: The keyboard, mouse, or both are completely unresponsive. Lights may be off, or the cursor does not move even though the OS is running.

Symptom:The system becomes completely unresponsive (keyboard and mouse do not move) or experiences frequent "hitch" freezes where it stops for several seconds before resuming.

Symptom: The PC/Laptop is completely unresponsive. No fans, no LEDs, and no display when the power button is pressed.

Symptom: The PC begins to boot, displays the Windows or manufacturer logo, and then immediately restarts. This creates an infinite loop that prevents access to the login screen

Symptom: A device or multiple devices cannot access local network resources or the internet, experiencing "No Internet," "Limited Connection," or intermittent drops.

Symptom: The PC powers on (fans spinning, LEDs active), but the monitor remains blank or shows "No Signal."