keyboard and mouse pad not working after update

Asked by Robert Lambourne

Just updated (ubuntu 20.04) 5.4.0.42 to 5.4.0.45 on Acer Laptop ES511 mouse pad and keyboard not working.
booting into 5.4.0.42 works fine

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actionparsnip
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Best actionparsnip (andrew-woodhead666) said :
#1

Please close as a duplicate of
https://answers.launchpad.net/ubuntu/+question/692725

Thanks

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Robert Lambourne (robertlambourne) said :
#2

Thanks actionparsnip, that solved my question.