Questions tagged [battery]
192 questions
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Thinkpad T14 AMD battery drain issue
I have a battery drain in a Thinkpad T14 Gen1 AMD Ryzen 7 that's been happening since YEARS, and I cannot solve. Just look at these two lines,
Jun 24 20:17:59 t14 kernel: PM: suspend entry (deep)
[...]...
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Dell Latitude 5420 S0iX Sleep
I just purchased this laptop used and installed Fedora 42 on it.
It’s a Dell Latitude 5420 with an i5-1145G7 processor.
The laptop does not support S3 sleep, only s2idle. It successfully enters and ...
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How to extend laptop battery life? TLP and auto-cpufreq didn’t work
I’m having an issue with my laptop battery draining too quickly.
I tried optimizing power consumption by installing auto-cpufreq using the --install command as per a guide I found.
However, I haven’t ...
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Battery problem - hardware or software
My laptop's battery gave up on me, and it is running on direct AC power right now. I had knocked my bag with my laptop in it recently, and the problem started since then. the issue now is that my ...
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Battery problems on Lenovo Yoga X1 Gen 4 and Hyprland
I am encountering strange behavior on my laptop since two weeks or so.
When disconnected from the charging cable the machine will not wake up after closing and reopening the lid (most of the time). If ...
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Different thermald settings for battery and AC
I use thermald to prevent my Surface Pro 7 from overheating, using the intel powercap rapl driver (rapl_controller in thermald). I would also like to use the same rapl driver to reduce power ...
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XPS 15 does not charge, unless battery below 10%
My laptop (a Dell XPS 15 9500) doesn’t charge the battery unless the charge drops below a certain threshold (I think around 10%). How can I fix this?
The issue occurs when, for example, the laptop ...
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battery recalibration needed: energy-full is twice energy-full-design
I got a new battery from an online provider, unfortunately in retrospect I am doubtful that they ship quality material.
However the battery appears to give a decent autonomy to the laptop (Asus X550 ...
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How to check NPU and if possible disable it? (battery savings purpose)
I have read that recent cpus have NPU (neural processing units) too and i would like to disable this feature if possible because i suspect it is the root cause draining my battery faster than windows.....
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System unexpectedly wakes up from resume if battery reports its charge as empty
I rewired my laptop's battery with external cables, so it never physically drains out. However, as expected, the charge counter within the battery counts down. The PC continues working even if the ...
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Is it possible to reset charge state of my laptop's battery?
My laptop's battery has been drained (according to its counter). But it's actually impossible to drain the power at all (I made some external electrical connections).
I want to reset the battery's ...
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Asus Laptop ACPI Errors
I'm using an Asus UX3404VA laptop. I wanted to set the charge_control_end_threshold as described here. I can set the value but it has no effect. The kernel version I use is 6.9.3-76060903-generic and ...
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New battery remains in pending-charge status, need to reboot to start charging again
I had to replace the battery on a Lenovo P53 (swelling battery).
The only replacement I could find (Lenovo no longer has the model in stock it seems) was a
Weetyut brand battery from Amazon.
The ...
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How to tell Linux it's running on batteries?
Whenever I inspect the current state of my Raspberry via the htop command, it shows the battery information is not available.
Is there any way to tell my Linux (Ubunutu 22.0.4 LTS) about the current ...
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Battery drain on Ubuntu 22. Need help understanding powertop
I just bought a brand new Lenovo Thinkpad T14 Gen4. I switched to Ubuntu 22.04 and the battery life is terrible, barely 2 hrs on light usage. I ran powertop and there are a lot of entries marked Bad ...
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