USB Transfer only at 2.0 speeds

[BirdPerson777]

Hello!

I am experiencing limited USB file transfer speeds to a flash drive as well as an external hard drive.  It peaks at around 30mb/s but even that is inconsistent.  I get 150+mb/s on my other laptop using the same external memory devices so I know the issue is not with them.  Troubleshooting steps so far below, and I am happy to reply promptly with any additional information that would be helpful in diagnosing this.

-I am totally up to date with Windows updates, including the optional ones. 

-I have gone in manually through the device manager and verified all USB related drivers are updated.

-I have completed all updates in HP Assistant.

-I have run the diagnostics in HP Assistant and they did not find anything.

- I have switched off the 'Quick Removal' policy in Device Manager properties and set it to 'Better Performance'.

-I have looked in the BIOS settings to see if there is any way to change the USB settings but there was nothing in there I could change.  I did find one detail in there that did show USB 2.0, though.  I read into that and am lead to believe that is so the BIOS can recognize USB 2.0 devices upon boot but it should not conflict with Windows ability to use USB 3.0.  If this is not correct please let me know how to fix 🙂

Or, any other troubleshooting guidance would be greatly appreciated!

[Hawks_Eye]

Hi @BirdPerson777 

Welcome to the HP Support Community! We're here to help you get back up and running.

Thanks for the detailed breakdown—your troubleshooting is already top-tier, and your instincts about the BIOS USB 2.0 reference are spot-on. The HP OmniBook 5 16-af1000 should absolutely support USB 3.0 speeds, so if you're consistently capped around 30MB/s, something deeper is misrouting the connection. 

Let’s walk through a few advanced checks to help isolate and resolve the bottleneck.

 

What Might Be Happening

Even though your BIOS shows USB 2.0, that’s typically just legacy support for boot devices. Windows should negotiate USB 3.0 or 3.1 speeds dynamically—unless:

• The port is physically USB 2.0 (some laptops mix port types)
• The device is connected via a hub or adapter that limits speed
• The USB controller is misconfigured or not properly initialized
• The cable is not USB 3.0 rated (even if it fits)
• Windows is defaulting to a generic USB driver instead of the OEM one

 

Advanced Troubleshooting Steps

 

1. Identify Port Type Physically and Logically

• USB 3.x ports are usually blue or marked with SS (SuperSpeed)
• In Device Manager:
  • Expand Universal Serial Bus controllers
  • Look for entries like USB 3.0 eXtensible Host Controller or USB 3.1 Root Hub
  • If only USB 2.0 controllers are listed, the 3.x driver may not be installed correctly

 

2. Use USB Device Tree Viewer

This free tool gives a full breakdown of port capabilities and connection speed.

• Download USB Device Tree Viewer
• Plug in your external drive and launch the app
• Look for:
  • Connection Speed (should say SuperSpeed or HighSpeed)
  • Port Type (USB 3.0 or 2.0)
  • Driver Name (should be USBXHCI.SYS for USB 3.x)

This will confirm whether the port is negotiating at the correct speed.

 

3. Force USB 3.0 Driver Reinstall

Even if Device Manager says the driver is fine, it may be misconfigured.

• In Device Manager:
  • Right-click USB 3.0 eXtensible Host Controller > Uninstall device
  • Restart your laptop—Windows will reinstall the correct driver
• Alternatively, download the latest USB 3.x controller driver from the HP OmniBook 5 16-af1000 Driver Page

 

4. Disable USB Selective Suspend

This power-saving feature can throttle performance.

• Go to Control Panel > Power Options > Change Plan Settings > Advanced Settings
• Expand USB Settings > USB Selective Suspend Setting
• Set both On battery and Plugged in to Disabled

 

5. Try a Different Cable and Port

Even if the cable fits, it may not be USB 3.0 rated. Try:

• A certified USB 3.0 cable (look for blue connector or SS marking)
• A different port on the laptop—some may be internally routed to different controllers

 

If All Else Fails

If the port is physically USB 3.0 but consistently negotiates at USB 2.0 speeds, it may be:

• A firmware-level routing issue (rare but possible)
• A board-level fault in the USB controller
• A Windows registry misconfiguration (can be reset via clean install or USB stack cleanup)

You're clearly doing everything right—let’s get your OmniBook transferring at full throttle.

If my response helped, please mark it as an Accepted Solution! ✅ It helps others and spreads support. 💙 Also, tapping "Yes" on "Was this reply helpful?" makes a big difference! Thanks! 😊

Take care, and have an amazing day!

Regards, 

Hawks_Eye