Published by 3c on Nov 4, 2024

Report an issue with 3C CPU Manager (root).
Send the customer service your feedback so they can fix your issue asap.



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Why should I report an Issue with 3C CPU Manager (root)?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of 3c to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
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3C CPU Manager (root) Customer Insights

1. Eh, I found one small bug... when you press the "SDCard" tab, it asks for permissions, but if you don't want to grant it those permissions, it doesn't gracefully take you back to the first tab or show the SD Card tab 'greyed out', it just keeps popping up the permissions dialog box! And if you shut the app down, then restart it, it goes right back to the SD Card tab, and pops up the permissions dialog box!It allowed me to set schedulers and clock speeds; but the clock speeds are capped.

2. Most critically, it lacks the voltage adjustment feature shown in the preview image; which is the reason I'm giving 3 stars.3C makes great apps! This app keeps the settings the way they're set and the frequency read out correct and in the right place unlike Franco kernel manager that has glitchy telemetry data.

3. I encourage everybody to download 3C apps because it'll make your phone run smoother than a baby's butt if you know what you're doing and read instructions.Works perfectly with my Xiaomi Mi 9 Snapdragon 855 phone.

4. Whats the point?Glad to be able to track the CPU usage and find when pesky apps are burning the battery for no reason.It's not working for me.

5. But since rooting my phone and installing this app, the same games now run at a consistent 60 FPS.

6. A+++It's not just a job it's a adventure and it holds Down my persmiters as the settings don't sudsnenly change.

7. CPU reports are up to par and incredibly smooth runningChanges settings by itself when plugged in and plugged out.

8. I had trouble getting some games to run at a consistent 60 FPS.

9. Slick interface, and does what it's supposed to do.

10. I can now control the power mode of the individual CPU's.

11. Changes my preset profile values by itself.

Steps to Troubleshoot & Fix 3C CPU Manager (root) Issues

1. Fix 3C CPU Manager (root) Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart 3C CPU Manager (root): Restarting the app will resolve most errors.
  2. Update the 3C CPU Manager (root) App. Here is how:
    1. On Android goto PlayStore » Search for "3C CPU Manager (root)" » Open 3C CPU Manager (root) » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for 3C CPU Manager (root) » click "UPDATE".
  3. Clear 3C CPU Manager (root) app cache: Clearing cached data will force your app to retrieve the latest data directly from 3C CPU Manager (root) servers.
    1. On Android, goto Settings » Apps » Select "3C CPU Manager (root)" » click Storage » click "Clear Cache".
  4. Check 3C CPU Manager (root) app permissions. If any of these permissions required to use your device's features are disenabled, 3C CPU Manager (root) might not work.
  5. Uninstall and reinstall 3C CPU Manager (root). If nothing else has worked, completely uninstall 3C CPU Manager (root) then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing 3C CPU Manager (root) not working


2. Fix 3C CPU Manager (root) Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make 3C CPU Manager (root) be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to 3C CPU Manager (root) not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, 3C CPU Manager (root) may not be able to connect to the Internet when running in the background.

Reported Issues