Why won’t my Mac read a flash drive?
If your flash drive or external hard drive is not showing up there, go to Finder > Preferences > Sidebar, and under Locations, you need to tick the option “External disks”. By selecting this option, we can make sure that the connected external USB hard drive or flash drive will normally show up in the Finder.
How do I get my Mac to recognize a USB device?
Open System Information and disconnect the USB device from your computer. Wait a few minutes, and click File > Refresh Information. Reconnect the USB device. You should see a device disappear from System Information when you remove the USB device, and it should appear again when you reconnect it.
How do I reset my USB ports on my Mac?
Press the (left) Shift + Ctrl + Option keys and the power button at the same time, and hold them down for a few seconds. You should see the light on the power adapter change colour or blink to indicate the SMC has been reset. Release all the keys and the power button.
Why won’t my flash drive show up on my computer?
Unplug the USB stick from the current port and computer, and try plugging into a different computer and/or USB port. … If the USB drive isn’t showing up even after trying a different port, computer, or checking in Disk Management, the drive is probably dead and needs to be replaced.
How do I reset my USB ports on my computer?
Right-click one of the USB controllers and then click Uninstall device. Repeat this for all the USB controllers on the list. Step 4: Restart your computer. Windows will automatically scan the system and reinstall the uninstalled USB controllers, which resets your USB ports.
What to do if the USB port is not working?
How to Fix USB Port Issues
- Restart your computer. …
- Look for debris in the USB port. …
- Check for loose or broken internal connections. …
- Try a different USB port. …
- Swap to a different USB cable. …
- Plug your device into a different computer. …
- Try plugging in a different USB device. …
- Check the device manager (Windows).
How do I enable my USB?
Enable USB Ports via Device Manager
- Click the Start button and type “device manager” or “devmgmt. …
- Click “Universal Serial Bus controllers” to see a list of USB ports on the computer.
- Right-click each USB port, then click “Enable.” If this does not re-enable the USB ports, right-click each again and select “Uninstall.”
How do I force Windows to recognize a USB?
Windows cannot detect my new USB device. What do I do?
- Open Device Manager and then disconnect the USB device from your computer. Wait a few moments and then reconnect the device. …
- Connect the USB device to another USB port.
- Connect the USB device to another computer.
- Update the USB device drivers.
How do I fix an unreadable flash drive?
Method 1. Repair Logical Errors
- Connect the flash drive to your computer system. …
- Right-click the Removable Disk that represents your flash drive, and then choose Properties.
- Under the Tools tab, click Check. …
- When finished, if any error was found, you can proceed with the wizard to fix it.
- Safely eject the flash drive.
How do I fix a corrupted flash drive?
For Windows users:
- Right-click Start icon and choose Device Manager.
- Click Disk drives and find the driver name of the corrupted USB.
- Right-click on the name and choose Uninstall device.
- Unplug the USB drive.
- Replug the USB drive into the computer and it will reinstall the latest driver automatically.