Give the mouse receiver physical separation
Use a short, shielded USB extension and keep the receiver near the mousepad rather than beside another radio receiver or USB storage cable.
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Diagnose 2.4 GHz receiver interference between a wireless mouse, headset, keyboard, or other USB dongle on Windows.
If the stutter stops when one nearby wireless receiver is removed, radio interference or receiver placement is more likely than a Windows pointer setting.
Move the pointer continuously in a simple drawing app or polling-rate test for two minutes and note each visible skip.
Disconnect one headset, keyboard, controller, or other 2.4 GHz receiver at a time. Retest after each removal.
Reconnect the necessary devices, but place the mouse receiver on a short USB extension 20–50 cm from the PC and other receivers.
Keep the receiver location fixed and compare a direct USB 2.0 and USB 3.x port. This separates port behavior from physical placement.
Use a short, shielded USB extension and keep the receiver near the mousepad rather than beside another radio receiver or USB storage cable.
Where supported, use 5/6 GHz Wi-Fi or a wired connection for other devices to reduce traffic in the 2.4 GHz band.
Yes. Closely placed 2.4 GHz transmitters can reduce the usable signal-to-noise ratio even when they use different protocols.
No. The useful test is whether moving the receiver or nearby USB 3.x device changes the symptom while other variables remain fixed.
USB-IF / Intel. The mechanism and placement mitigations for USB 3.x noise around 2.4 GHz.
Reddit MouseReview. User reports of a second wireless dongle and receiver location changing mouse stutter.
Microsoft Support. Direct-port, battery, cable, hub-bypass, driver, and cross-PC diagnostic order.