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How to Fix USB Port Not Working
A dead USB port can prevent charging, data transfer, and peripheral connectivity. Here's how to diagnose and fix it across devices.
Laptop & Desktop USB Fixes
1. Try different port: If another port works, the specific port is damaged 2. Device Manager: Expand "Universal Serial Bus controllers" → right-click each → Uninstall → Restart (Windows reinstalls drivers) 3. Power Management: Device Manager → USB Root Hub → Properties → Power Management → uncheck "Allow computer to turn off this device" 4. BIOS check: Enter BIOS → check if USB ports are enabled 5. Registry fix (Advanced): HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR → set Start to 3
Phone USB-C / Lightning Issues
1. Check for lint/debris in the port (most common cause) 2. Try a different cable 3. Restart phone 4. Check if USB debugging or file transfer mode is enabled on Android
Hardware Replacement
If a specific USB port is physically damaged (loose, bent pins), it needs soldering repair or port replacement. At Xigox: laptop USB port repair: ₹799–₹1,999. Phone charging port: ₹499–₹999. Desktop motherboard USB header: ₹499–₹999.
