If you cannot identify the device physically, you can use a tool to log USB connections.
Don't immediately reinstall Windows or mess with your drivers. Instead: device manager keeps refreshing
The most common solution is to identify the faulty hardware. If you cannot identify the device physically, you
If your —flickering, blinking, or reloading every few seconds—you are likely dealing with a "plug-and-play" loop. This frustrating issue occurs when Windows repeatedly detects and loses a hardware device. It’s common on both Windows 10 and 11, often accompanied by the USB connection sound, and can cause significant UI lagging, game stuttering, and general system instability. If your —flickering, blinking, or reloading every few
If your Device Manager is constantly refreshing,
: Look for a yellow exclamation mark (!) in Device Manager, which indicates a recognized driver error. 2. Service Management
Nothing worked. The Device Manager kept flickering, and my audio kept cutting out. It looked like a catastrophic Windows failure, and I was terrified I’d have to wipe the computer and lose a day of work.