Problems of CPU usage by any browsers

ubuntu 24

kernel 6.14.0-24-generic
BIOS version 03.20
Which Framework Laptop 13 11th Gen Intel
64 GBRAM

Any browsers, Firefox, or Chrome, or Chromium - use too much CPU
l already tryied all solutions, that ChatGPT or DeepSeek can advice, but it leads only for more lags

Problems not in many tabs or extensions
And I don’t understnd what is problem

In the past - everything works great, but from the one moment, it starts to work very slow. Ire-installed system, nothing helps

How to fix it? All I need is normal work of browser together with telegram, have video-meets and sharing screen

And on stupid MacBook Air with 16GB RAM - everything working really fast!
And on Framework 13, with 64 GBRAM - everything is so slow, that it makes me mad

Please, community, help me, because I already 3 days try to solve it without any success!

This is a bit of a long shot, but have you tried the “safe mode” on the various browsers, to prove that it isn’t some add-on that has slipped into all of them? I don’t know about the others, but on Firefox the --safe-mode command-line parameter will do it.

If that isn’t it, the problem might not be the browsers. The entire machine might be significantly slower than it used to be, and you’re only noticing it in the web browsers because they’re the heaviest applications you regularly run. You can try this to see if it helps, it fixes a lot of strange hardware behaviors.

If that doesn’t do it either, I’m sure someone else has other ideas to try.

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Maybe it is worth booting into a fresh/some other Linux distro from USB stick and/or another Kernel release to see if that makes any difference?

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A couple thoughts:
Look into CPU throttling, maybe from heat pipe thermal paste gone bad etc. Search this forum for more info on that.

In Firefox, enter about:processes in the URL bar to see CPU and memory usage within Firefox. Other browsers may have something similar. This should show you if something in the browser is using a lot of CPU or not.

Also, when it is “slow” is it also warmer than expected with fast fan speeds?

Good luck!

EDIT: If CPU and RAM usage are fine in browser and system wide, maybe it is a network issue. Try some bandwidth testing.
Use something like htop to look at cpu and other resource usage.

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Yes, issue with unpluging battery is working

Sorry, I can’t quite make out what you’re trying to say. That the fix helped?

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It helps! After I unpluged battery and plug it back - system started to work really fast

And this is a shame, that I waste several days to re-instal Ubuntu, tried several alternatives, diffirent desktops, and nothing helped, but just to re-plug the bettery - solved problems of irrational CPU usage

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Hurray! :laughing:

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