The blog of Windows Wally, a Windows Support Technician helping common people solve frustrating computer problems.



Windows 10 RuntimeBroker.exe CPU 100%

Reader Question:
“Hi Wally, I upgraded my computer from Windows 7 to Windows 8 and its not working that well anymore. I was copying files to an external USB hard drive when I noticed that the process was taking really really long. It used to take around 30 minutes on Windows 7, but now the computer’s frozen and it is very slow. In the Task Manager it shows that RuntimeBroker.exe might be the culprit. Disabling it seems to fix the problem but I’m looking for a permanent solution.” – Alejandro N., USA

Before addressing any computer issue, I always recommend scanning and repairing any underlying problems affecting your PC health and performance:

  • Step 1 : Download PC Repair & Optimizer Tool (WinThruster for Win 10, 8, 7, Vista, XP and 2000 – Microsoft Gold Certified).
  • Step 2 : Click “Start Scan” to find Windows registry issues that could be causing PC problems.
  • Step 3 : Click “Repair All” to fix all issues.

Setting up weekly (or daily) automatic scans will help prevent system problems and keep your PC running fast and trouble-free.

Wally’s Answer: Windows 10 has seen an amazing adoption rate with almost 75 Million activations in the first month of its release according to Microsoft. Many people are using Windows 10 without any problems, but some issues are to be expected in an operating system as large and complex as Windows.

Problem

The RuntimeBroker.exe process makes the computer use 100% CPU. The copy process becomes really slow and inefficient.

Solution

Here we use some ways to fix the RuntimeBroker.exe issue.

Edit The Registry To Fix This Problem

Sometimes when fixing unresolved Windows related problems, you will need to use the registry editor. Using the Registry Editor is a bit risky because if you make a mistake, you could very well have to reinstall Windows altogether. Having said that, doing this correctly can help solve the problem quickly. Here we go:

  1. Open the registry editor, press Windows Key + R > type regedit > press Enter
    RuntimeBroker.exe - Windows 10 - Windows Key R - regedit -- Windows Wally
  2. Go to
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TimeBroker
    RuntimeBroker.exe - Windows 10 - regedit - TimeBroker -- Windows Wally
  3. Right-Click Start from the right pane > click Modify
  4. Change its value to 4
    RuntimeBroker.exe - Windows 10 - regedit - TimeBroker - Edit DWORD -- Windows Wally
  5. Click OK

Disable “Show Windows Tips”

  1. Press Windows Key + A > click All settings in the bottom right corner of the screen.
    RuntimeBroker.exe - Windows 10 - Action Center - Action Centre - All settings -- Windows Wally
  2. Click System
    RuntimeBroker.exe - Windows 10 - All settings - System -- Windows Wally
  3. Click Notifications and actions > Disable “Show me tips about Windows“.
    RuntimeBroker.exe - Windows 10 - All settings - System - Notifications and actions -- Windows Wally

I Hope You Liked This Blog Article! If You Need Additional Support on This Issue Then Please Don’t Hesitate To Contact Me On Facebook.

Is Your PC Healthy?

I always recommend to my readers to regularly use a trusted registry cleaner and optimizer such as WinThruster or CCleaner. Many problems that you encounter can be attributed to a corrupt and bloated registry.

Happy Computing! :)

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About the Author

Windows Wally is a helpful guy. It’s just in his nature. It’s why he started a blog in the first place. He heard over and over how hard it was to find simple, plain-English solutions to Windows troubleshooting problems on the Internet. Enter: Windows Wally. Ask away, and he will answer.