Public bug reported:
After updating to kernel 6.14.0-24-generic on Ubuntu 24.04 LTS, the
touchpad stopped working completely. No cursor is visible, and libinput
list-devices shows no touchpad device. External USB mice work.
Booting into kernel 6.11.0-29-generic restores touchpad functionality.
Laptop model: Lenovo IdeaPad 520 (Model: 81BF)
Touchpad driver: Likely i2c_hid or hid_multitouch
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
After updating to kernel 6.14.0-24-generic on Ubuntu 24.04 LTS, the
touchpad stopped working completely. No cursor is visible, and libinput
list-devices shows no touchpad device. External USB mice work.
Booting into kernel 6.11.0-29-generic restores touchpad functionality.
- Laptop model: Lenovo IdeaPad 330 (Model: 81BF)
+ Laptop model: Lenovo IdeaPad 520 (Model: 81BF)
Touchpad driver: Likely i2c_hid or hid_multitouch
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https://bugs.launchpad.net/bugs/2119401
Title:
Touchpad not working after kernel update to 6.14.0-24-generic on
Lenovo IdeaPad 81BF
Status in linux package in Ubuntu:
New
Bug description:
After updating to kernel 6.14.0-24-generic on Ubuntu 24.04 LTS, the
touchpad stopped working completely. No cursor is visible, and
libinput list-devices shows no touchpad device. External USB mice
work.
Booting into kernel 6.11.0-29-generic restores touchpad functionality.
Laptop model: Lenovo IdeaPad 520 (Model: 81BF)
Touchpad driver: Likely i2c_hid or hid_multitouch
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2119401/+subscriptions
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