Tips and Tricks - How to enable or disable USB ports[Tutorial] HD2017
How to Disable USB Ports
This wikiHow teaches you how to turn off your PC's USB ports. USB ports, while useful, can also pose a security risk when left available on a shared computer. You can disable your USB ports using both Device Manager and the Registry Editor on a Windows computer. Unfortunately, there is no reliable way to disable the USB ports on a Mac computer.
Using Device Manager
Open Start .Click the Windows logo in the bottom-left corner of the screen.
- You can also just right-clickStartif you want to select Device Manager from the advanced menu.
Open Device Manager.Typedevice managerinto Start, then clickDevice Managerat the top of the Start results.
- If you right-clickedStart, clickDevice Managerin the menu that appears.
Scroll down to the "Universal Serial Bus controllers" heading.You'll find this in the "U" section near the bottom of the Device Manager window.
Expand the "Universal Serial Bus controllers" heading.Double-click the heading to do so. You should see several indented options appear below the "Universal Serial Bus controllers" heading.
- Skip this step if this heading is already expanded.
Select the "Root Hub" or otherwise built-in USB option.The name of this option may vary depending on your computer, but it will usually have "USB 3.0" written next to it.
ClickAction.It's a tab at the top of the Device Manager window. A drop-down menu will appear.
ClickDisable Device.This option is in the drop-down menu. Doing so disables the built-in USB adapter.
Disable any remaining USB options under the heading.While disabling the built-in USB adapter will remove most of the other USB items from below the "Universal Serial Bus controllers" heading, there may be one or more remaining USB options. Disable these by clicking an option, clickingAction, clickingDisable Device, and repeating until each USB option is disabled.
Close Device Manager.Your computer's USB ports should no longer work.
- If you need to re-enable the USB ports, go back to Device Manager, select a USB option, clickAction, clickEnable Device, and repeat until your USB options have been restored.
Using the Registry
Open Notepad.You'll use the built-in Notepad app to create the Registry script that disables USB ports. To open Notepad, do the following:
- ClickStart .
- Type innotepad.
- ClickNotepadin the search results.
Add the "disable" script to Notepad.Paste the following script into Notepad:Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR] "Start"=dword:00000004 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR\Enum] "Count"=dword:00000000 "NextInstance"=dword:00000000
Click .It's in the top-left corner of the Notepad window. A drop-down menu will appear.
ClickSave As….This is in the drop-down menu. Clicking it prompts a Save As window to open.
Enter a file name followed by the".reg" extension.In the "File name" text field, type in whatever name you want to use for your file, then type.regat the end of the name to indicate that the file should be opened with the Registry Editor.
- For example, to name your file "USB-off", you would typeUSB-off.reginto the "File name" text field.
Click the "Save as type" drop-down box.It's near the bottom of the window. A drop-down menu will appear.
ClickAll Files.This is in the drop-down menu.
Select theDesktopfolder.You'll find this in the left-hand pane of the Save As window.
- You may have to scroll up or down in the left-hand pane of the Save As window to find theDesktopfolder.
Click .It's in the bottom-right corner of the Save As window. Doing so saves your file on the Desktop.
Prompt your file to run.Double-click the file to begin running it.
- If you have a USB flash drive (or another USB item you want to disallow) plugged into your computer, unplug it before continuing.
Confirm the command.ClickYeswhen prompted twice, then clickOKwhen alerted that the command executed successfully. At this point, your computer's USB ports should be disabled.
Change the file's script to enable USB ports.If you want to re-enable USB ports, right-click the Notepad document and clickEdit, then replace the third line with the following and pressCtrl+S:"Start"=dword:00000003
QuestionHow to turn off USB storage?Justin SamanCommunity AnswerStart Device Manager: Open the "Run" dialog box by pressing and holding the Windows key, then press the R key ("Run"). Type devmgmt.msc.Find USB in the list. Find the device you want to disable, right click on the device you want to disable and click disable.Thanks!
- Disabling USB ports can have unexpected side-effects such as certain programs or hardware components failing to run. While these side-effects are usually minor, keep this in mind when troubleshooting any problems which occur after you've disabled your computer's USB ports.
Video: How to disable /enable USB Ports in windows 10 /Windows 8 /Windows 7 (HD)
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